- Plesk 12.5 for Windows
MailEnable webmail is not accessible:
HTTP Error 500.0 - Internal Server Error
Calling LoadLibraryEx on ISAPI filter "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\\\aspnet_filter.dll" failed
aspnet_filter.dllexists on the server.
There is an extra "\" in path to the library in ISAPI filter settings in IIS.
- Open IIS Manager snap-in
Sites > MailEnable WebMail > ISAPI Filters
and check that there is no extra "\" in the path to