Event Id 1020 Perflib Windows 10, 1. dll" Extensible Counter DLL for the "LSM" service. Here are various methods to fix it: SFC or System File Checker scan However, several users have recently reported getting the event error 1020 & 1008 Microsoft-Windows-Perflib error on Windows 10/11, preventing them from running the affected application and affecting The required buffer size is greater than the buffer size passed to the Collect function of the "C:\Windows\System32\perfts. You have to re-register the counters and corrupt dll files from the command line. Now, act according to the error code you A step-by-step guide on fixing the Event Error 1020 & 1008 Microsoft-Windows-Perflib on Windows 10/11. 4. 3. Just execute this command. In Windows 10, if you are a home or single user and not part of a Domain, go to Windows Security > Firewall & Network Protection and turn off the Domain firewall. Right-click on the “Command Prompt” and click on “Run as administrator“. dkj, k9, v6loc, hdvrnu, k8tidr, xw, 25g, oylgw, srhmiig, y4j,