Draw.io for JIRA fails to work after installation

draw.io
jira

#1

After installing draw.io for JIRA server, selecting “add draw.io” does nothing and there are 404 errors in the browser console.


#2

The most common reason for this problem is the base URL in JIRA is incorrectly set. Setting the base URL correctly in JIRA in compulsory, many plugins will fail to operate without this being done.