c# - Unrecognized Guid format -
i working on c# application getting error. here stack track of error: stack trace: @ system.guid.guidresult.setfailure(parsefailurekind failure, string failuremessageid, object failuremessageformatargument, string failureargumentname, exception innerexception) @ system.guid.tryparseguid(string g, guidstyles flags, guidresult& result) @ system.guid..ctor(string g) @ projects_addproject.wizcreateproject_activestepchanged(object sender, eventargs e) @ system.web.ui.webcontrols.wizard.onactivestepchanged(object source, eventargs e) @ system.web.ui.webcontrols.wizard.multiviewactiveviewchanged(object source, eventargs e) @ system.web.ui.webcontrols.multiview.onactiveviewchanged(eventargs e) @ system.web.ui.webcontrols.multiview.set_activeviewindex(int32 value) @ system.web.ui.webcontrols.wizard.set_activestepindex(int32 value) @ projects_addproject.proxy_navigate(object sender, historyeventargs e) @ system.web.ui.scriptmanager.raisenavi...