| Event Id | 1033 |
| Source | MSExchangeSRS |
| Description | Internal error: The attribute AttributeID is missing from schema object <object name>. |
| Event Information | A schema object is corrupted. The schema is a collection of properties for objects in the directory. Stop and restart the Site Replication Service. If the error persists, restore the directory database from a backup. |
| Reference Links |
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