Thanks Walter, I found this.
XslTransformException
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Cannot find the script or external object that implements prefix ‘http://schemas.microsoft.com/BizTalk/2003/ScriptNS0’.
<xsl:variable name=”var:v1″ select=”ScriptNS0:RunStoredProcedure("D:\Runtime\Conn\EAI_Params.xml" , "CF_Timer_Update")” />