Internal Server Error when Opening Data Painter for Generators on TDM Portal

Products

• CA Test Data Manager (Data Finder / Grid Tools)

Issue/Introduction

I registered a table and then when I opened data painter I get an internal server error see error below.

Things to note: We use a service account in an LDAP authentication on this application server in Production environment. I have two logins, one as a normal user and one as administrator. 

019-12-18 22:15:07.733 UTC [ERROR] [https-jsse-nio-8443-exec-78] --- [U:guralr5][M:GET][P:/api/ca/v1/generators/systemVariables]              c.c.t.c.e.h.GlobalExceptionConvertor:  HTTP Error - INTERNAL SERVER ERROR: Exception: null

java.lang.NullPointerException: null

at java.io.File.<init>(File.java:277)

at com.ca.tdm.generators.service.DataPainterService.getSystemVariables(DataPainterService.java:142)

at com.ca.tdm.generators.controller.VariableController.getSystemVariables(VariableController.java:213)

Cause

Permissions.

Environment

Release : 4.7.114

Component : CA Test Data Manager

Resolution

Issue is fixed by giving windows service account permissions on c:\program files\ca\ portal… to create directories.