Event ID - 1185

Event Id1185
SourceMSExchangeIS Private
DescriptionSuccessfully upgraded database to version version.
Event InformationAccording to Microsoft:
where version is 2.45 if you applied a Store.exe file earlier than version 5.5.2652.68, or 2.46 if you applied version 5.5.2652.68 or later.
After the databases have been upgraded to version 2.45, you can restore an earlier version of the Store.exe file on the server, but only if it is version 5.5.2651.32 or later. Similarly, after the databases have been upgraded to version 2.46, you can restore an earlier version of the Store.exe file on the server, but only if it is version 5.5.2652.68 or later. If you restore a Store.exe file earlier than the above versions, and then attempt to start the information store, you experience the behavior described in the "Symptoms" section, but the information store databases are not damaged.
Reference LinksYou Attempt to Start the Information Store

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