EPiServer.CMS.UI 11.14.0 Cannot Read Property "ContentData" of Null error

I got this same error after updating to EPiServer.CMS.UI 11.14.0.  It is preventing the publish menu from dropping down correctly

https://world.episerver.com/forum/developer-forum/-Episerver-75-CMS/Thread-Container/2019/1/cannot-read-property-contentdata-of-null----publish/

When  I downgraded to EPiServer.CMS.UI  11.13.2, the drowndown menu worked fine.