Handler "PageHandlerFactory-Integrated" has a bad module "ManagedPipelineHandler" in its module list (Tested / Resolved)
 Dear Friends  If you facing the issue regarding to   Handler "PageHandlerFactory-Integrated" has a bad module "ManagedPipelineHandler" in its module list    in your .net 4.0 frame based  please run this command to get rid of above mentioned error   For 64 bit windows  %windir%\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe -i    If I had been on a 32 bit system, it would have looked like the following:  %windir%\Microsoft.NET\Framework\v4.0.21006\aspnet_regiis.exe -i   Note: Make sure you can run the command prompt with Administrative right.    Regards  Rashid Imran Bilgrami  CEO  Best visualization  http://www.bestvisualization.com