ID 364627 - this_class_py / nuke.thisClass() crashes when being called in Nuke

Problem summary
this_class_py (nuke.thisClass()) crashes when being called in Nuke

Customer reported version
Nuke 11.1v4

Customer reported platform

CentOS 

Steps to reproduce

1)  Use Nuke

2) Occasionally it crashes with this_class_py returning a null pointer
 

Reproduced by support

Support have not been able to reproduce this issue due to the infrequency of the crash

Expected behaviour
For Nuke to continue working as expected

Actual behaviour
It crashed, see the attached crash reports