Archive for the ‘IIS 7.0’ Category

validation of viewstate mac failed. if this application is hosted by a web farm or cluster, ensure that configuration specifies the same validationkey and validation algorithm. autogenerate cannot be used in a cluster

In order to Solve the Issue open IIS manager , In the left pane Click on the website for which you are facing problem,

In the right Pane Click on Machine Key , Click on generate Keys and click Apply . Your issue will be sorted.




Handler “PageHandlerFactory-Integrated” has a bad module “ManagedPipelineHandler” in its module list

In order to solve the issue open IIS manager , double click on the website or the application which is giving the above error . Double click on Handler Mappings , click revert to Inherited and click Yes . After that restart the IIS Services . Thats it You have sorted the Problem.

On What versions Of Windows 2008 OS can IIS 7.5 be Installed

IIS 7.5 can be installed on Windows 2008 R2 Editions only .

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