Incompatibility with Subject 7 plug-in

Description
After installing the Subject 7 plugin, when trying to access a Test issue, the sidebar is grayed out and Test Details are hidden. Also, if you try to press the Edit button on the Test issue or on the Create issue button it stays in infinite loading. This only happens on the Test issue type.

Pre-conditions
Install Subject 7 plugin

How to reproduce

1. Install plugin
2. Open a Test issue

Actual result/Attachments

Version

• 6.0.4
• Subject 7 - 1.3.0

Subject 7 Jar file
jira-addon-server-1.3.0.jar