| Event Id | 4 |
| Source | SMSMSEPERF |
| Description | Failed to open SMSMSE statistics key. |
| Event Information | According to Symantec: Resolution: This problem can occur if Windows Performance monitor is running during the upgrade process. To rectify the issue, close perfmon on the server in question. In extreme situations, you may be required to reboot the server. You will be able to use perfmon after taking the prescribed action. |
| Reference Links | Event ID: 4 Source: SMSMSEPERF Description: "Failed . . . " is found multiple times in the Windows Application log |
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