Radio button is coming as disabled

Hi Experts

I am using aui forms - Radio buttons - I have 2 radio buttons where one is set based on DB value of the field - another one is coming as Disabled on webpage - it is not coming as clickable - it was working fine on JIRA 8.3.4 - I have upgraded to JIRA 8.18.1 and it is not working. Please help.

Regards
Jyoti