| Event Id | 11001 |
| Source | MSExchangeMig |
| Description | File '<file name>', which should be a category or conversation thread 'hierarchy table' isn't. |
| Event Information | For more information, see the Collabra Share documentation. You may need to restore Collabra Share from your latest backup to ensure all files are present, or ensure that the message or conversation topic is a valid thread in Collabra. If the message or conversation topic is not valid, you may delete it from Collabra Share to avoid seeing this error message. Alternatively, your Collabra Share forums may be damaged or misconfigured. |
| Reference Links |
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