Build Failure while running : atlas-debug command

Hi, I am running my JQL-function project : https://developer.atlassian.com/server/jira/platform/adding-a-jql-function-to-jira/ but the atlas-debug command is throwing the following error :
[INFO] Project POM found
Executing: /usr/share/atlassian-plugin-sdk-8.2.2/apache-maven-3.5.4/bin/mvn com.atlassian.maven.plugins:OLD_PLUGIN_ARTIFACT_ID:6.3.15:debug -gs /usr/share/atlassian-plugin-sdk-8.2.2/apache-maven-3.5.4/conf/settings.xml
[INFO] Scanning for projects…
[WARNING] The POM for com.atlassian.maven.plugins:OLD_PLUGIN_ARTIFACT_ID:jar:6.3.15 is missing, no dependency information available
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.643 s
[INFO] Finished at: 2021-01-05T18:42:55+05:30
[INFO] ------------------------------------------------------------------------
[ERROR] Plugin com.atlassian.maven.plugins:OLD_PLUGIN_ARTIFACT_ID:6.3.15 or one of its dependencies could not be resolved: Failure to find com.atlassian.maven.plugins:OLD_PLUGIN_ARTIFACT_ID:jar:6.3.15 in Index of maven-external/ was cached in the local repository, resolution will not be reattempted until the update interval of atlassian-public has elapsed or updates are forced → [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] PluginResolutionException - Apache Maven - Apache Software Foundation

Atlas version : ATLAS Version: 8.2.2
ATLAS Home: /usr/share/atlassian-plugin-sdk-8.2.2
ATLAS Scripts: /usr/share/atlassian-plugin-sdk-8.2.2/bin
ATLAS Maven Home: /usr/share/atlassian-plugin-sdk-8.2.2/apache-maven-3.5.4
AMPS Version: 8.1.0