Either there are network problems or the microsoft exchange

The connection to the Microsoft Exchange Server is unavailable. Outlook must be online or connected to complete this action. Outlook could not log on. Check to make sure you are connected to the network and are using the proper server and mailbox name. You must be logged in to post a comment.

I'm a computer guy with a new house and a love of DIY projects. I like ranting, and long drives on your lawn. If this is happening for all the users check RPC client access service on Exchange Tuesday, October 2, PM.

Hello, If the issue occur on one user, I suggest you to have a try as following the steps. Best Regards, Lisa. Wednesday, October 3, AM. Hello, Thanks for all your help.

This happens only for 1 user. Regards, Ajit. Wednesday, October 3, PM. Hello, Please confirm the below :- The following error is observed when the user tries to open his mailbox in online mode :- Cannot open your default email folders Microsoft exchange is not available. Wednesday, October 10, PM. View All Solutions. Either there are network problems or the Microsoft Exchange Server computer is down for maintenance. Error Quest. MapiLogonException: Mapi logon failed.

Ignoring hosts files 2. Once logged onto the Exchange database, a double click of " mailbox folder Store " hangs and fails with the following: "Mapi logon failed.

The Microsoft Exchange Server computer is not available. Your concern with Exchange SP3 is best posted in the Microsoft TechNet page, as this matter requires their level of support and expertise.

For better assistance, you may get in touch with them through this LINK. Was this reply helpful? Yes No. Sorry this didn't help. Thanks for your feedback. Did you ever figure this out? I'm having this exact same problem, AND I did all the same troubleshooting steps as you did.

Guy Techie. Here are some of the troubleshooting steps we've tried: 1.