Ask the Expert

Microsoft Exchange information store service stops responding

The Microsoft Exchange information store service periodically stops responding after one hour. At other times, the Exchange information store service works fine. How can I fix this?

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There are numerous reasons why this could be happening. What service pack (SP) are you running on the Exchange Server? Not knowing which version of Exchange Server you're using, I would recommend you get the latest Exchange service pack and install it. You can also reference the following Microsoft Knowledge Base articles:

As you can see, there are many possible explanations for the Exchange information store to suddenly stop responding and these are dependent on your Exchange Server version, what service packs you have installed, and other services running on the Exchange server (e.g., event sinks, etc.) among other factors.

Do you have comments on this Ask the Expert Q&A? Let us know.

Related information from

  • FAQ: Exchange Server information store issues
  • Tip: Common Exchange Server 2003 information store problems
  • Expert Advice: Store terminates after attaching documents via OWA
  • Reference Center: Exchange Server information store
  • This was first published in February 2008

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