invalid postback callback argument. eventuality validation enabled controlling '<pages enableeventvalidation="true"/>'


i am removing following blunder i post behind page client-side. i have javascript formula modifies an asp:listbox fan side.



how repair this?



error sum below:



server blunder '/xxx' application.

--------------------------------------------------------------------------------
invalid postback callback argument.  eventuality validation enabled controlling <pages enableeventvalidation="true"/> settlement <%@ page enableeventvalidation="true" %> page.  confidence purposes, underline verifies arguments postback callback events issue server control creatively rendered them.  information current expected, clientscriptmanager.registerforeventvalidation slight method register postback callback information validation.
description: an unhandled difference occurred during execution tide web request. greatfully hearing smoke-stack snippet some-more information blunder where originated code.

exception details: system.argumentexception: unfair postback callback argument.  eventuality validation enabled controlling <pages enableeventvalidation="true"/> settlement <%@ page enableeventvalidation="true" %> page.  confidence purposes, underline verifies arguments postback callback events issue server control creatively rendered them.  information current expected, clientscriptmanager.registerforeventvalidation slight method register postback callback information validation.

source error:

an unhandled difference generated during execution tide web request. information per start plcae difference identified controlling difference smoke-stack snippet below.

stack trace:

[argumentexception: unfair postback callback argument.  eventuality validation enabled controlling <pages enableeventvalidation="true"/> settlement <%@ page enableeventvalidation="true" %> page.  confidence purposes, underline verifies arguments postback callback events issue server control creatively rendered them.  information current expected, clientscriptmanager.registerforeventvalidation slight method register postback callback information validation.]
   system.web.ui.clientscriptmanager.validateevent(string uniqueid, twine argument) +2132728
   system.web.ui.control.validateevent(string uniqueid, twine eventargument) +108
   system.web.ui.webcontrols.listbox.loadpostdata(string postdatakey, namevaluecollection postcollection) +274
   system.web.ui.webcontrols.listbox.system.web.ui.ipostbackdatahandler.loadpostdata(string postdatakey, namevaluecollection postcollection) +11
   system.web.ui.page.processpostdata(namevaluecollection postdata, boolean fbeforeload) +353
   system.web.ui.page.processrequestmain(boolean includestagesbeforeasyncpoint, boolean includestagesafterasyncpoint) +1194

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version information: microsoft .net horizon version:2.0.50727.1433; asp.net version:2.0.50727.1433


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