How to add custom field in jira plans?

Hello. I have my own custom field based on MultiSelectCFType
Im able to add in Plans MultiSelectCFType itself.
But my field is unsupported.
During debug i tried to update jira-plugin.xml almost 1:1 like MultiSelectCFType
for example

<!-- Note that the keys used here are also used on UpgradeTask_Build67.  If any of the keys change here, we will need
     to create both another upgrade task, and also change that upgrade task -->

<atlassian-plugin key="com.atlassian.jira.plugin.system.customfieldtypes" i18n-name-key="admin.customfield.plugin.name" name="Custom Field Types &amp; Searchers">
    <plugin-info>
        <description key="admin.customfield.plugin.desc">JIRA's system custom field types.</description>
        <version>1.0</version>
        <application-version min="3.0" max="3.0"/>
        <vendor name="Atlassian" url="http://www.atlassian.com"/>
    </plugin-info>

    <web-resource key="soy" name="Soy Custom Fields Resources">
        <transformation extension="soy">
            <transformer key="soyTransformer"/>
        </transformation>
        <transformation extension="js">
            <transformer key="jsI18n"/>
        </transformation>
    </web-resource>

    <customfield-type key="textfield" name="Text Field (single line)"
        i18n-name-key="admin.customfield.type.textfield.name"
        class="com.atlassian.jira.issue.customfields.impl.RenderableTextCFType">
        <description key="admin.customfield.type.textfield.desc">A basic single line text box custom field to allow simple text input.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/textfield.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-basictext.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-maxlengthtext.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-basictext.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="textarea" name="Text Field (multi-line)"
        i18n-name-key="admin.customfield.type.textarea.name"
        class="com.atlassian.jira.issue.customfields.impl.TextAreaCFType">
        <description key="admin.customfield.type.textarea.desc">A multiline text area custom field to allow input of longer text strings.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/textarea.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-textarea.vm"/>
        <resource type="velocity" name="column-view" location="templates/plugins/fields/view/view-basictext.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-textarea.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-basictext.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="datepicker" name="Date Picker"
        i18n-name-key="admin.customfield.type.datepicker.name"
        class="com.atlassian.jira.issue.customfields.impl.DateCFType">
        <description key="admin.customfield.type.datepicker.desc">A custom field that stores dates &amp; uses a date picker to view them</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/datepicker.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-date.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-datepicker.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-date.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="datetime" name="Date Time Picker"
        i18n-name-key="admin.customfield.type.datetime.name"
        class="com.atlassian.jira.issue.customfields.impl.DateTimeCFType">
        <description key="admin.customfield.type.datetime.desc">A custom field that stores dates with a time component</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/datetime.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-datetime.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-datepicker.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-datetime.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="float" name="Number Field"
        i18n-name-key="admin.customfield.type.float.name"
        class="com.atlassian.jira.issue.customfields.impl.NumberCFType">
        <description key="admin.customfield.type.float.desc">A custom field that stores and validates numeric (floating point) input.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/number.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-number.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-number.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-number.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="importid" name="Import Id"
        i18n-name-key="admin.customfield.type.importid.name"
        class="com.atlassian.jira.issue.customfields.impl.ImportIdLinkCFType"
        managed-access-level="locked" managed-description-key="admin.customfield.type.importid.locked.desc">
        <description key="admin.customfield.type.importid.desc">A read-only custom field that points back to the previously imported bug id.</description>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-importid.vm"/>
        <resource type="velocity" name="column-view" location="templates/plugins/fields/view/view-importid-column.vm"/>
<!--        there is no edit template, as this field is readonly-->
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-integer.vm"/>
    </customfield-type>

    <customfield-type key="select" name="Select List (single choice)"
        i18n-name-key="admin.customfield.type.select.name"
        class="com.atlassian.jira.issue.customfields.impl.SelectCFType">
        <description key="admin.customfield.type.select.desc">A single select list with a configurable list of options.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/select.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-select.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-select.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-select.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="radiobuttons" name="Radio Buttons"
        i18n-name-key="admin.customfield.type.radiobuttons.name"
        class="com.atlassian.jira.issue.customfields.impl.SelectCFType">
        <description key="admin.customfield.type.radiobuttons.desc">A list of radio buttons</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/radio.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-select.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-radio.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-select.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="project" name="Project Picker (single project)"
        i18n-name-key="admin.customfield.type.project.name"
        class="com.atlassian.jira.issue.customfields.impl.ProjectCFType">
        <description key="admin.customfield.type.project.desc">Choose from projects that the user can view in the system.</description>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-project.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-project.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-project.vm"/>
    </customfield-type>

    <customfield-type key="multiversion" name="Version Picker (multiple versions)"
        i18n-name-key="admin.customfield.type.version.name"
        class="com.atlassian.jira.issue.customfields.impl.VersionCFType">
        <description key="admin.customfield.type.version.desc">Choose multiple versions from available versions in the project.</description>
        <param name="multiple" value="true" />
        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-version.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-version.vm"/>
        <resource type="velocity" name="bulk-move" location="templates/plugins/fields/edit/bulkmove-version.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-version.vm"/>
    </customfield-type>

    <customfield-type key="version" name="Version Picker (single version)"
        i18n-name-key="admin.customfield.type.version.single.name"
        class="com.atlassian.jira.issue.customfields.impl.VersionCFType">
        <description key="admin.customfield.type.version.single.desc">Choose a single from available versions in the project.</description>
        <param name="multiple" value="false"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-version.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-version.vm"/>
        <resource type="velocity" name="bulk-move" location="templates/plugins/fields/edit/bulkmove-version.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-version.vm"/>
    </customfield-type>

    <customfield-type key="userpicker" name="User Picker (single user)"
        i18n-name-key="admin.customfield.type.userpicker.name"
        class="com.atlassian.jira.issue.customfields.impl.UserCFType">
        <description key="admin.customfield.type.userpicker.desc">Choose a user from the user base via a popup picker window.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/userpicker.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="column-view" location="templates/plugins/fields/view/column-view-user.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-user.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-userpicker.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-user.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="url" name="URL Field"
        i18n-name-key="admin.customfield.type.url.name"
        class="com.atlassian.jira.issue.customfields.impl.URLCFType">
        <description key="admin.customfield.type.url.desc">Allow the user to input a single URL</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/url.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-url.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-basictext.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-basictext.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <!-- multiple types -->
    <customfield-type key="multiselect" name="Select List (multiple choices)"
        i18n-name-key="admin.customfield.type.multiselect.name"
        class="com.atlassian.jira.issue.customfields.impl.MultiSelectCFType">
        <description key="admin.customfield.type.multiselect.desc">Choose multiple values in a select list.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/multiselect.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-multiselect.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-multiselect.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-multiselect.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="multicheckboxes" name="Checkboxes"
        i18n-name-key="admin.customfield.type.multicheckboxes.name"
        class="com.atlassian.jira.issue.customfields.impl.MultiSelectCFType">
        <description key="admin.customfield.type.multicheckboxes.desc">Choose multiple values using checkboxes.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/checkbox.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-multiselect.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-multicheckboxes.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-multiselect.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <customfield-type key="multiuserpicker" name="User Picker (multiple users)"
        i18n-name-key="admin.customfield.type.multiuserpicker.name"
        class="com.atlassian.jira.issue.customfields.impl.MultiUserCFType">
        <description key="admin.customfield.type.multiuserpicker.desc">Choose multiple users from the user base via a popup picker window.</description>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-multiuser.vm"/>
        <resource type="velocity" name="column-view" location="templates/plugins/fields/view/column-view-multiuser.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-multiuser.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-multiuser.vm"/>

    </customfield-type>

    <customfield-type key="multigrouppicker" name="Group Picker (multiple groups)"
        i18n-name-key="admin.customfield.type.multigrouppicker.name"
        class="com.atlassian.jira.issue.customfields.impl.MultiGroupCFType">
        <description key="admin.customfield.type.multigrouppicker.desc">Choose multiple user groups using a popup picker window.</description>
        <param name="multiple" value="true" />
        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-multigroup.vm"/>
        <resource type="velocity" name="column-view" location="templates/plugins/fields/view/view-multigroup.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-multigroup.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-multigroup.vm"/>
    </customfield-type>

    <customfield-type key="grouppicker" name="Group Picker (single group)"
        i18n-name-key="admin.customfield.type.grouppicker.name"
        class="com.atlassian.jira.issue.customfields.impl.MultiGroupCFType">
        <description key="admin.customfield.type.grouppicker.desc">Choose a user group using a popup picker window.</description>
        <param name="multiple" value="false" />
        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-multigroup.vm"/>
        <resource type="velocity" name="column-view" location="templates/plugins/fields/view/view-multigroup.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-multigroup.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-multigroup.vm"/>
    </customfield-type>

    <!-- cascading drop-downs -->
    <customfield-type key="cascadingselect" name="Select List (cascading)"
        i18n-name-key="admin.customfield.type.cascadingselect.name"
        class="com.atlassian.jira.issue.customfields.impl.CascadingSelectCFType">
        <description key="admin.customfield.type.cascadingselect.desc">Choose multiple values using two select lists.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/cascadingselect.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-cascadingselect.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-cascadingselect.vm"/>
        <!--        <resource type="velocity" name="edit-javascript" location="templates/plugins/fields/.vm" />-->
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-cascadingselect.vm"/>

        <category>STANDARD</category>
    </customfield-type>


    <customfield-type key="readonlyfield" name="Text Field (read only)"
        i18n-name-key="admin.customfield.type.readonlyfield.name"
        class="com.atlassian.jira.issue.customfields.impl.ReadOnlyCFType">
        <description key="admin.customfield.type.readonlyfield.desc">A read-only text label. Only possible to create values programatically (Used internally for imports from Mantis).</description>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-basictext.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-basictext.vm"/>
    </customfield-type>

    <customfield-type key="labels" name="Labels"
        i18n-name-key="admin.customfield.type.labels.name"
        class="com.atlassian.jira.issue.customfields.impl.LabelsCFType">
        <description key="admin.customfield.type.labels.desc">Add arbitrary labels to issues.</description>

        <resource type="download" name="customfieldpreview.png" location="/images/customfieldpreview/label.png">
            <param name="source" value="webContextStatic"/>
        </resource>

        <resource type="velocity" name="view" location="templates/plugins/fields/view/view-label.vm"/>
        <resource type="velocity" name="column-view" location="templates/plugins/fields/view/column-view-label.vm"/>
        <resource type="velocity" name="edit" location="templates/plugins/fields/edit/edit-label.vm"/>
        <resource type="velocity" name="xml" location="templates/plugins/fields/xml/xml-label.vm"/>

        <category>STANDARD</category>
    </customfield-type>

    <!-- ================================== Custom Field Type Searchers ============================================ -->


    <customfield-searcher key="textsearcher" name="Free Text Searcher"
        i18n-name-key="admin.customfield.searcher.textsearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.TextSearcher">
        <description key="admin.customfield.searcher.textsearcher.desc">Search for values using a free text search.</description>

        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-basictext.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-basictext.vm"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="textfield"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="textarea"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="readonlyfield"/>
    </customfield-searcher>

    <customfield-searcher key="exacttextsearcher" name="Exact Text Searcher"
        i18n-name-key="admin.customfield.searcher.exacttextsearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.ExactTextSearcher">
        <description key="admin.customfield.searcher.exacttextsearcher.desc">Search for values exactly matching the input</description>
        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-basictext.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-basictext.vm"/>

        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="url"/>
    </customfield-searcher>

    <customfield-searcher key="daterange" name="Date Range picker"
        i18n-name-key="admin.customfield.searcher.daterange.name"
        class="com.atlassian.jira.issue.customfields.searchers.DateRangeSearcher">
        <description key="admin.customfield.searcher.daterange.desc">Allow searching for a date that is between two other dates</description>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="datepicker"/>
    </customfield-searcher>

    <customfield-searcher key="datetimerange" name="Date Time Range picker"
        i18n-name-key="admin.customfield.searcher.datetimerange.name"
        class="com.atlassian.jira.issue.customfields.searchers.DateTimeRangeSearcher">
        <description key="admin.customfield.searcher.datetimerange.desc">Allow searching for a date and time that is between two other dates and times</description>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="datetime"/>
    </customfield-searcher>

    <customfield-searcher key="exactnumber" name="Number Searcher"
        i18n-name-key="admin.customfield.searcher.exactnumber.name"
        class="com.atlassian.jira.issue.customfields.searchers.ExactNumberSearcher">
        <description key="admin.customfield.searcher.exactnumber.desc">Allow searching for a number which exactly matches.</description>

        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-basictext.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-basictext.vm"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="float"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="importid"/>
    </customfield-searcher>

    <customfield-searcher key="numberrange" name="Number range searcher"
        i18n-name-key="admin.customfield.searcher.numberrange.name"
        class="com.atlassian.jira.issue.customfields.searchers.NumberRangeSearcher">
        <description key="admin.customfield.searcher.numberrange.desc">Allow searching for a number that is in a given range</description>

        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-number-range.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-number-range.vm"/>

        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="float"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="importid"/>
    </customfield-searcher>    

    <customfield-searcher key="versionsearcher" name="Version Dropdown Searcher"
        i18n-name-key="admin.customfield.searcher.versionsearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.VersionPickerSearcher">
        <description key="admin.customfield.searcher.versionsearcher.desc">Allow to search for versions using a dropdown list.</description>

        <resource type="velocity" name="search" location="templates/plugins/fields/edit/edit-version.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-version.vm"/>
        <resource type="velocity" name="label" location="templates/plugins/fields/view-searcher/label-searcher-version.vm"/>

        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="version"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="multiversion"/>
    </customfield-searcher>

    <customfield-searcher key="projectsearcher" name="Project Dropdown Searcher"
        i18n-name-key="admin.customfield.searcher.projectsearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.ProjectSearcher">
        <description key="admin.customfield.searcher.projectsearcher.desc">Allow to search for a project using a dropdown list.</description>
        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-project.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-project.vm"/>
        <resource type="velocity" name="label" location="templates/plugins/fields/view-searcher/label-searcher-project.vm"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="project"/>
    </customfield-searcher>

    <customfield-searcher key="userpickergroupsearcher" name="User Picker &amp; Group Searcher"
        i18n-name-key="admin.customfield.searcher.userpickergroupsearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.UserPickerGroupSearcher">
        <description key="admin.customfield.searcher.userpickergroupsearcher.desc">Allow to search for a user using a userpicker or a list of users groups.</description>

        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-groupdropdown.vm" />
        <resource type="velocity" name="label"
                  location="templates/plugins/fields/view-searcher/label-searcher-user.vm"/>
        
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="userpicker" />
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="multiuserpicker" />
    </customfield-searcher>

    <customfield-searcher key="grouppickersearcher" name="Group Picker Searcher"
        i18n-name-key="admin.customfield.searcher.grouppickersearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.GroupPickerSearcher">
        <description key="admin.customfield.searcher.grouppickersearcher.desc">Allow to search for a group using a group picker.</description>
        <resource type="velocity" name="label" location="templates/plugins/fields/view-searcher/label-searcher-group.vm"/>
        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-grouppicker.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-grouppicker.vm"/>

        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="multigrouppicker"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="grouppicker"/>
    </customfield-searcher>

    <customfield-searcher key="cascadingselectsearcher" name="Cascading Select Searcher"
        i18n-name-key="admin.customfield.searcher.cascadingselectsearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.CascadingSelectSearcher">
        <description key="admin.customfield.searcher.cascadingselectsearcher.desc">Search for multiple values using two select lists.</description>

        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-cascadingselect.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-option.vm"/>
        <resource type="velocity" name="label" location="templates/plugins/fields/view-searcher/label-searcher-cascadingoption.vm"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="cascadingselect"/>
    </customfield-searcher>

    <customfield-searcher key="multiselectsearcher" name="Multi Select Searcher"
        i18n-name-key="admin.customfield.searcher.multiselectsearcher.name"
        class="com.atlassian.jira.issue.customfields.searchers.MultiSelectSearcher">
        <description key="admin.customfield.searcher.multiselectsearcher.desc">Search for multiple values using a single select list.</description>

        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-multiselect.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-multioption.vm"/>
        <resource type="velocity" name="label" location="templates/plugins/fields/view-searcher/label-searcher-htmltext.vm"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="multiselect"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="select"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="radiobuttons"/>
        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="multicheckboxes"/>
    </customfield-searcher>

    <customfield-searcher key="labelsearcher" name="Labels Searcher"
        i18n-name-key="admin.customfield.searcher.labels.name"
        class="com.atlassian.jira.issue.customfields.searchers.CustomFieldLabelsSearcher">
        <description key="admin.customfield.searcher.labels.desc">Search for values matching labels.</description>
        <resource type="velocity" name="label" location="templates/plugins/fields/view-searcher/label-searcher-label.vm"/>
        <resource type="velocity" name="search" location="templates/plugins/fields/edit-searcher/search-basictext.vm"/>
        <resource type="velocity" name="view" location="templates/plugins/fields/view-searcher/view-searcher-basictext.vm"/>

        <valid-customfield-type package="com.atlassian.jira.plugin.system.customfieldtypes" key="labels"/>
    </customfield-searcher>
</atlassian-plugin>

but i have no success

my original plugin-config.xml

<?xml version="1.0" encoding="UTF-8"?>

<atlassian-plugin key="${project.groupId}.${project.artifactId}" name="${project.name}" plugins-version="2">
    <plugin-info>
        <description>${project.description}</description>
        <version>${project.version}</version>
        <vendor name="${project.organization.name}" url="${project.organization.url}"/>
        <param name="plugin-icon">images/pluginIcon.png</param>
        <param name="plugin-logo">images/pluginLogo.png</param>
    </plugin-info>
    <!-- add our i18n resource -->
    <resource type="i18n" name="i18n" location="jira-jql-universal-multiselect"/>
    <!-- add our web resources -->
    <web-resource key="jira-jql-universal-multiselect-resources" name="Jira Jql Select Web Resources">
        <dependency>com.atlassian.auiplugin:ajs</dependency>
        <dependency>com.atlassian.auiplugin:aui-select2</dependency>
        <resource type="download" name="jira-jql-universal-multiselect.css"
                  location="/css/jira-jql-universal-multiselect.css"/>
        <resource type="download" name="jira-jql-universal-multiselect.js"
                  location="/js/jira-jql-universal-multiselect.js"/>
        <resource type="download" name="images/" location="/images"/>
        <context>atl.general</context>
    </web-resource>
    <customfield-type key="jira-jql-universal-multiselect" name="Multi Select Issues by JQL (PlanIt)"
                      class="com.ringcentral.et.jira.plugin.JiraJqlUniversalMultiSelect">
        <description>Look up field - please contact PlanIt team first</description>
        <resource type="velocity" name="view" location="templates/view.vm"/>
        <resource type="velocity" name="edit" location="templates/edit.vm"/>
        <resource type="velocity" name="xml" location="templates/xml.vm"/>
    </customfield-type>


    <customfield-searcher key="multiselectsearcher" name="Multi Select Searcher"
                          class="com.ringcentral.et.jira.plugin.LocalMultiSelectSearcher"
                          i18n-name-key="admin.customfield.searcher.multiselectsearcher.name">
        <description key="admin.customfield.searcher.multiselectsearcher.desc">Search for values exactly matching the
            input
        </description>
        <resource type="velocity" name="search"
                  location="templates/plugins/fields/edit-searcher/search-multiselect.vm"/>
        <resource type="velocity" name="view"
                  location="templates/plugins/fields/view-searcher/view-searcher-multioption.vm"/>
        <valid-customfield-type package="${project.groupId}.${project.artifactId}"
                                key="jira-jql-universal-multiselect"/>
    </customfield-searcher>
</atlassian-plugin>

Anybody knows how plans identify which field is supported?
I have read official page, and im aware which types are supported. But my field have default MultiSelectCFType in base and its nothing special to use it.
https://confluence.atlassian.com/jirasoftwareserver/configure-custom-fields-in-advanced-roadmaps-1044784162.html