Event Id179
SourceMSExchangeDSExp
DescriptionUnable to initialize directory user agent (DUA) workspace.
Event InformationAccording to Microsoft:
CAUSE:
This issue can occur because there is a resource limitation in Dapi.dll; the maximum number of directory operation sessions is 10.
WORKAROUND:
To work around this issue, schedule exports to be run sequentially rather than simultaneously.
Reference LinksXADM: Event ID 179 Message Is Logged During Automated Directory Export


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