| Event Id | 1020 |
| Source | MSExchangeMU |
| Description | Failed to enable directory change notification via DSACCESS. Error code is <error code>. |
| Event Information | The notification process is not working. Updates to the metabase will not occur promptly. This is not a critical error. Replication will still occur regularly to the database. However, changes made to Exchange with System Manager might not take effect immediately. |
| Reference Links | Microsoft product: Exchange Version: 6.5.6940.0 Event Source: MSExchangeMU Event ID: 1020 |
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