| Event Id | 1184 |
| Source | Active Directory |
| Description | Failed to delete unneeded index %1 (Internal ID %2). Error %3. |
| Event Information | Active Directory could not delete the index for the attribute specified in the message. This index is no longer needed. Active Directory will try to delete the index again. No user action is required. |
| Reference Links | Monitoring AD Changes: Article |
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