UNKNOWN NullPointerException

[kvaps]

# linstor r l
ERROR:
Show reports:
    linstor error-reports show 5F476434-00000-000174
command terminated with exit code 10

ERROR REPORT 5F476434-00000-000174

============================================================

Application:                        LINBIT�� LINSTOR
Module:                             Controller
Version:                            1.8.0
Build ID:                           e56b6c2a80b6d000921a998e3ba4cd1102fbdd39
Build time:                         2020-08-19T14:06:05+00:00
Error time:                         2020-08-27 09:26:57
Node:                               linstor-controller-0

============================================================

Reported error:
===============

Category:                           RuntimeException
Class name:                         NullPointerException
Class canonical name:               java.lang.NullPointerException
Generated at:                       <UNKNOWN>


Call backtrace:

    Method                                   Native Class:Line number


END OF ERROR REPORT.

controller.log

[kvaps]

problem gone after controller restart