system.web.http exception - cannot have multiple items selected in drop down list.

mcfarland

Member
Joined
Jul 1, 2013
Messages
6
Programming Experience
1-3
I have a site navigation when I hover over on products its shows me all like edit products, manage products etc. When I click on edit products and do some operation and go to another page and come back to same page edit products I am seeing this error that too in some scenarios, all the time error not appearing.
error
system.web.http exception - cannot have multiple items selected in drop down list.

Any suggestions that could be appreciated !
 
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