Mfix-21.4 & RHEL 7.5 with X11 starts and fails to open GLEW could not be initialized: Missing GL version

I also tried using that tar.gz file and pip and it installed without errors however when trying to start it fails with these:

.local/bin/mfix -k
Traceback (most recent call last):
  File "/path/to/.local/bin/mfix", line 5, in <module>
    from mfixgui.gui import main
  File "/path/to/.local/lib/python3.9/site-packages/mfixgui/gui.py", line 70, in <module>
    from .job import JobManager
  File "/path/to/.local/lib/python3.9/site-packages/mfixgui/job.py", line 16, in <module>
    from qtpy.QtNetwork import QNetworkAccessManager, QNetworkRequest, QNetworkReply
  File "/path/to/anaconda3-2021.11/lib/python3.9/site-packages/qtpy/QtNetwork.py", line 17, in <module>
    from PyQt5.QtNetwork import *
ImportError: /lib64/libgssapi_krb5.so.2: symbol krb5_ser_context_init, version krb5_3_MIT not defined in file libkrb5.so.3 with link time reference

Also:

ls -l  /lib64/libgssapi_krb5.so.2
lrwxrwxrwx 1 root root 21 Mar  8  2017 /lib64/libgssapi_krb5.so.2 -> libgssapi_krb5.so.2.2

Would this be a bug report?

vglrun isn’t an option at the moment.