Issue:
You receive the following event in event viewer
Source: Perflib
Event ID: 2003
The configuration information of the performance library "C:\WINDOWS\system32\xxxx.dll" for the "ServiceName" service does not match the trusted performance library information stored in the registry. The functions in this library will not be treated as trusted.
Cause:
The performance information on the registry has been corrupted or deleted.
Solution:
You should unload and then load the affected performance counters to update the registry with the correct information.
On the affected computer perform the following
1) Open Regedit
2) Goto: HKLM\System\CurrentControlSet\Services\ServiceName\Performance
a. Where ServiceName is the name given in the Event ID 2003 description.
3) Locate the PerfIniFile Key and record the setting
a. Example: tslabels.ini is the TermService PerfIniFile setting.
4) Open a Command Prompt
a. Start…Run...CMD
b. Unload the current counters for the affected ServiceName
i. Type: unlodctr ServiceName
c. Load the correct counters for the affected ServiceName
i. Type: lodctr PerfIniFile
ii. Where: PerfIniFile is the file name retrieved from the PerfIniFile registry setting earlier.