A probably harmful Request.Path worth was detected from the consumer (?).

A probably harmful Request.Path worth was detected from the consumer (?).

Description: An unhandled exception occurred through the execution of the present net request. Please evaluate the stack hint for extra details about the error and the place it originated within the code.

Exception Details: System.Web.HttpException: A probably harmful Request.Path worth was detected from the consumer (?).

Source Error:

Stack Trace:

[HttpException (0x80004005): A potentially dangerous Request.Path value was detected from the client (?).]
   System.Web.HttpRequest.ValidateInputIfRequiredByConfig() +11987352
   System.Web.PipelineStepManager.ValidateHelper(HttpContext context) +52