Outlook status shows disconnected.
On errors:
Mapi session “/o=COMPANY/ou=Europe/cn=Recipients/cn=User1? exceeded the maximum of 32 objects of type “session”.
Task “Microsoft Exchange Server” reported error (0×80040115): “The
connection to the Microsoft Exchange Server is unavailable. Outlook must be
online or connected to complete this action.”
Task ‘Microsoft Exchange Server’ reported error (0×8004011d): ‘The server is
not available. Contact your administrator if this condition persists.’
Don’t waste your time on profile recreation … It doesn’t help!!!
Things to check .
1. Ping to exchange server by short name and FQDN
a. If no ping check connectivity and name resolution.
b. Consider adding exchange name/ip to hosts file
2. Go to file and check if “Work Offline” is not checked
a. If it is uncheck it.
3. If you have check point client try to
a. Disable security policy
b. Stop Vpn client
c. Remove checkpoint secure remote “v” on local area connection properties ( do it only for testing – remember if you remove the “v” user will be not able to dial VPN.
4. Run Outlook.exe with rpcdiag switch “outlook.exe /rpcdiag” see where is hanging
5. On exchange system manger open user related mailbox store in logons section check if user exceeded maximum of 32 connections to the store.
a. If do : To solve this problem for this user, download the sysinternals tool called TCPView and run it on your Exchange server. You will see a whole bunch of connections. Work out the IP address of user, and then using TCP view terminate all sessions to that IP address.
b. Other option is to mount / unmount store – not recommended
6. In order to Increase default 32 MAPI connections limit do the following things
a. Click Start, click Run, type regedit in the Open box, and then click OK.
Locate and then click the following registry sub key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSExchangeIS\ParametersSystem
If the Maximum Allowed Sessions Per User entry does not exist, do the following:
On the Edit menu, point to New, and then click DWORD Value.
Type Maximum Allowed Sessions Per User as the entry name, and then press ENTER.
Right-click the Maximum Allowed Sessions Per User entry, and then click Modify
Click decimal, type the value that you want to set in the Value data box, and then click OK.
Exit Registry Editor.
Click Start, click Run, type services.msc in the Open box, and then click OK.
Click the MSExchange Information Store service, and then click Restart Service.
Didn’t solve the problem ? Read Related Microsoft solutions
http://support.microsoft.com/kb/842022
http://support.microsoft.com/kb/830836
http://support.microsoft.com/kb/840835
http://support.microsoft.com/kb/821188
http://support.microsoft.com/kb/821188
http://support.microsoft.com/default.aspx?scid=898060
on July 13th, 2008 at 2:20 pm
You can try that one
Go to – Tools >Account options>Chose your account>More Settings> On Advanced Tab remove “V” from download shared folders..
on October 20th, 2008 at 6:56 pm
It could also be as simple as your security log being full.
on January 18th, 2009 at 4:45 pm
[...] Server – Sending’ error (0×800401 It may be related to mapi 32 connection limit. check here http://www.kreslavsky.com/2008/06/ou…connected.html "Charles" wrote: > One of our users gets the fol,lowing message even though she is [...]
on June 10th, 2009 at 8:49 pm
may want to go into exchange data file and make sure your data file/mailbox -Exchnage proxy settings are set to owa settings for your site. I found somehow they were changed to server name, once i changed it-the connection was restored.
on July 27th, 2010 at 10:58 am
Thanks Rob. Clearing the system logs, resolved the issue with my outlook.
on July 30th, 2010 at 3:58 pm
added the reg entry fixed my issue. thank you for the help!