| Event Id | 12303 |
| Source | SAM |
| Description | There are two or more well known objects that have the same SID attribute in the SAM database. The Distinguished Name of the duplicate account is %1. The newest account will be kept, all older duplicate accounts have been deleted. Check the event log for additional duplicates. |
| Event Information | According to Microsoft : Cause : This event is logged when there are two or more well known objects that have the same SID attribute in the SAM database. Resolution : This is a normal condition. No further action is required. |
| Reference Links | Event ID 12303 from Source SAM |
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