Error JIRA 500 while opening a specific Test Run

Hi Xray Support,
During our daily work we noticed a following bug which occurs in only one specific Test Execution and Test run. Below bug description:
java.lang.NullPointerException
java.lang.NullPointerException
at com.xpandit.raven.webwork.TestRunAction.initTestTypeParameters(Unknown Source)
at com.xpandit.raven.webwork.TestRunAction.doDefault(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

Browsers: All types

Preconditions: Available Test in couple Test Executions

Steps to reproduce:

1. Open following Test CP-160
2. Click on TestRun id CP-379, Failed

Expected result: Successfully Test Run view opens

Result: JIRA error 500 occurs

Comment: We found this issue on 1.9.0 version and update to 1.9.1 did not help. My friend managed to update, restart services, ran indexing and still issue occurred.