Error Message

Type : Error
Event : 41352
Source : Enterprise Vault
Category : Index Volumes Processor
User : N/A
Computer : EVAULT1.domain.com
Description:
The processing of the Delete index volume has stopped following errors.

Delete index volume ID: 10A9321AB59490748B06F438E69CF4B101110000evault1.domain.com_12422
Reason:
Error Type: NonCritical

Description: Indexing engine exception
V-437-41352

 A Dtrace of IndexVolumeProcessor shows the following:

Error during the processing ErrorType=NonCritical Error Description=Symantec.EnterpriseVault.Indexing.ContentSource.IndexingEngineException: Indexing engine exception ---> System.ServiceModel.FaultException`1[System.String]: The exception [xml-file-malformed-error] was thrown. (Fault Detail is equal to Malformed XML file d:\Program Files (x86)\Enterprise Vault\EVIndexing\data\indexmetadata\repository.xml: no element found at line 655406 col 18:|" />| </tests>|</source></source>+++ERROR+++| ).| --- End of inner exception stack trace ---| at Symantec.EnterpriseVault.Indexing.IndexingEngine.VelocityProxy.IsCollectionExists(String collectionName)| at Symantec.EnterpriseVault.Indexing.IndexingEngine.VelocityIndexingEngine.DeleteIndexVolume(IIndexVolumeIdentifier indexVolumeIdentifier)| at Symantec.EnterpriseVault.Indexing.IndexVolumesProcessor.IndexVolumesManager.DeleteIndexVolumeDoWork(ThreadSafeQueue& theQueue, Object queuedItem). WorkItem '10A9321AB59490748B06F438E69CF4B101110000evault1.domain.com_12422'

It is possible there is XML_FILE_MALFORMED within the repository.xml file used for indexing metadata. 

Refer to Related Article 100039337 to rebuild the \EVIndexing\data\indexmetadata\repository.xml file.  

Ensure that all Antivirus exclusions are in place on the Enterprise Vault server.