Create plugin which adds new tab to Chain result. Run build and go to new tab. It shows what one expects. Refresh page with CTRL+R

Expected: UI looks the same
Actual: UI is broken, a lot of FTL errors on screen

Reason: Bamboo doesn't wire dependencies of BambooActionSupport class which plugin action extends
Workaround:
Follow instructions: https://community.developer.atlassian.com/t/problem-with-decorator-in-xwork-the-page-is-displayed-without-tabs-and-lot-of-exceptions-in-the-log/18516/19?u=achystoprudov