This article mainly introduces the solution to win2008 R2InstallationWebsiteSecurityDog prompts HTTP error 500.21. Friends in need can refer to
WINDOWS 2008 R2 System + IIS7.5, everything was normal before installing Website Security Dog. After installing Website Security Dog version 3.3, some PHP websites cannot be accessed. The following error is prompted:
HTTP Error 500.21 - Internal Server Error
The handler "SafedogIISAuditor64" has an error module "IsapiModule in its module list ”
Solution:
Check whether IIS7.5 adds asp.net extensibility components. If not, please install it.
Check again whether IIS7.5 is installed for IIS6.0 management compatibility. If not, please install it.
After installing the above two items, visit the relevant website again, everything is normal.
The above is the detailed content of Solution to error 500.21 when installing website security dog in win2008 R2. For more information, please follow other related articles on the PHP Chinese website!