Dynamic field validation in jira cloud

[Priya ThirumalaiKrishnamoorth]

Hi all,

I am looking for a solution in jira cloud that would allow me to validate fields dynamically and throw error message to users.  Today, i am able to do that with workflow validator. But unless a workflow change is triggered, validation would not be done. 

Is there any plugin that could validate the field during "on change" event and throw "Error" message?

Thanks

[Vijay Shanmugam]

Scriptrunner for Jira cloud will suite your requirement here.