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Eprs_Admin
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OWA and AppPool problem

Hi Experts,

I have the following setup.
EXCH 2007 with 2 HUB-CAS server and 2 mailbox server.
For intern, we use a network load balancer (NLB) , which is also installed on both HUB-CAS servers.

But for some reason, on one HUB-CAS server, the APP-POOLS in IIS are stopped.
Then we have problems with OWA, OoO and Autodiscover.

Can you help me to find out why always the APP-POOLs on the same HUB-CAS gonna stop ?
Email ServersExchangeWindows Server 2008Windows OSWindows Networking

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Eprs_Admin

8/22/2022 - Mon
Emmanuel Adebayo

What are the errors in the application and system event logs

Regards
Eprs_Admin

ASKER
I cannot find any related logfile.
Now I started the APP pools again and will wait until the first fails....
It takes some minutes.
Emmanuel Adebayo

Ok
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Eprs_Admin

ASKER
Ok, when I add this node to the NLB the APP Pools will stop.
Eprs_Admin

ASKER
I get many errors now : ID 2280 , 5002 , 5139
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Eprs_Admin

ASKER
Hi,

is it just this line ?
<add name="exppw" image="C:\Program Files\Microsoft\Exchange Server\ClientAccess\Owa\auth\exppw.dll" />
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Eprs_Admin

ASKER
Hi need your confirmation....please.
Eprs_Admin

ASKER
Hello ?
Eprs_Admin

ASKER
???
Your help has saved me hundreds of hours of internet surfing.
fblack61
Eprs_Admin

ASKER
Hi,

is it just this line ?
<add name="exppw" image="C:\Program Files\Microsoft\Exchange Server\ClientAccess\Owa\auth\exppw.dll" />
Eprs_Admin

ASKER
I get the error message that a module with this name is still existing.

Just change the name ?
Or do I have to restart services after I deleted the line ?
Eprs_Admin

ASKER
Then ensured for this module in OWA (VDir), ‘Module Type’ is set to ‘Native’ and ‘Entry Type’ is ‘Local’


Under the vDir I cannot change it. Just when I select the server and click modules, here its set to NATIVE and LOCAL.

Is it ok ?
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Eprs_Admin

ASKER
Now I have alot of errors with cgi.dll
can you help me out ?

When I check the config again there is no new line with EXPPW.
<add name="exppw" image="C:\Program Files\Microsoft\Exchange Server\ClientAccess\Owa\auth\exppw.dll" />

This line is missing and looks now :  <add name="exppw" />
Eprs_Admin

ASKER
Please help me out.

When I start the app pools:

  • DefaultAppPool
  • MSExchangeAutodiscoverAppPool
  • MSExchangeServicesAppPool
  • MSExchangeUMAppPool

...then these pools are stopped within 5 seconds.

What is the problem ?
Eprs_Admin

ASKER
Error 2280 each second
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Eprs_Admin

ASKER
Fehler beim Laden der Modul-DLL C:\Windows\System32\inetsrv\cgi.dll. Die Daten enthalten Fehlerinformationen.
Eprs_Admin

ASKER
I changed back to the old config but still a lot of errors in the event log

each second:

Modul-DLL C:\Windows\System32\inetsrv\cgi.dll
Eprs_Admin

ASKER
I think this is solved now.
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