A debug compiled version of EventDisplay hangs in beginJob at [this line](https://github.com/Mu2e/EventDisplay/blob/00a86757b4d59cf9135c5f97508bfef469f4fe6a/src/Mu2eEventDisplay_module.cc#L269). It is apparently deadlocked waiting for the mutex to return.
A debug compiled version of EventDisplay hangs in beginJob at this line. It is apparently deadlocked waiting for the mutex to return.