Applicable Systems
WinCC
Symptoms
The SCADA system reports a user permission inheritance error. The user group permission inheritance is incorrect.
Possible Causes
- User group hierarchy incorrectly configured
- Permission inheritance setting error
- Group membership not properly assigned
Troubleshooting Steps
- Step 1: Check the user group hierarchy
Hierarchy is correctly configured - Step 2: Verify the permission inheritance settings
Inheritance works correctly - Step 3: Verify group membership assignments
Users are in the correct groups
How to Reset
To reset: Fix the permission configuration, then have users re-login.
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Source: Siemens WinCC SCADA Manual, Siemens AG
Category: SCADA
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