The Windows Process Activation Service failed to create a worker process for the application pool 'DefaultAppPool'. The data field contains the error number.

IIS Windows 7 AppOffline DefaultAppPool

June 6, 2011
Fixes
6 Comments
paris

After installing IIS 7 on a windows 7 SP1 machine , upon trying to view http://localhost/ default ISS7 page the following error popped up : “service unavailable […]

farnaz farzin Hi Paris, What if the email gets filed but doesn't show any icon?! I still can see the icon from previous mails being filed though.
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Jason Lim Hi Herve, May i know if there are any files that needed to be edited manually? E.g change of CRM URL? Auth URL? or any redirections? Regards, Jason
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Jason Lim Hi Paris, Thanks. Did you have to make any changes to the aspx files / html / script files in order to complete the configuration? Regards, Jason
Dynamics 365 On Prem Email Addin Not working · March 10, 2026
Jason Lim Hi Herve, thank you for your explanation and confirming that i wasn't going crazy with Microsoft' release not containing the latest cumulative files. Question: Did you copy and paste the...
Dynamics 365 On Prem Email Addin Not working · March 10, 2026
HerveR Hello Paris, Can you track email with attachment with this new MS Graph method connection (and with EWS disabled) ? Accouding to me Graph doesn't support attachment in mail.... 🙁 Thanks in...
Dynamics 365 On Prem Email Addin Not working · March 8, 2026