An unhandled exception A potentially dangerous Request.Path value was detected from the client (&).

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I am facing this error while adding data to my textbox it is successfully saved in a database

but showing this below error
A potentially dangerous Request.Path value was detected from the client (&).

VB

[HttpException (0x80004005): A potentially dangerous Request.Path value was detected from the client (&).]
   System.Web.HttpRequest.ValidateInputIfRequiredByConfig() +9672644
   System.Web.ValidateRequestExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +35
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +155

Posted 30-Oct-13 22:33pm

webv12

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E.F. Nijboer · Accepted Answer · 2013-10-31T00:19:00

Solution 1

That's because of the ampersand (&). Check out this link for detailed info:
http://www.hanselman.com/blog/ExperimentsInWackinessAllowingPercentsAnglebracketsAndOtherNaughtyThingsInTheASPNETIISRequestURL.aspx[^]

Good luck!

Posted 31-Oct-13 0:19am

E.F. Nijboer

webv12 · Accepted Answer · 2013-10-31T02:24:00

Solution 2

i got the answer i did changes in aftersave url

Posted 31-Oct-13 2:24am

webv12

Comments

Sergey Alexandrovich Kryukov 4-Jun-14 13:55pm

Not an answer. What makes you even self-accepting it formally? I would call it cheating. Please stop it.
—SA