http://blogs.msdn.com/sridhara/archive/2008/07/29/failed-to-verify-user-permissions-error-when-using-dspsts-asmx-web-service.aspxI recently handled a case where the customer sees a "Failed to verify user permissions" error when accessing the DspSts.asmx web service in SharePoint 2007. Below is the code similar to what they were using to invoke the Query method of DspSts.asmx weben-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/sridhara/archive/2008/07/29/failed-to-verify-user-permissions-error-when-using-dspsts-asmx-web-service.aspx#8790083Wed, 30 Jul 2008 01:18:26 GMT91d46819-8472-40ad-a661-2c78acb4018c:8790083a-foton &raquo; &quot;Failed to verify user permissions&quot; error when using DspSts.asmx web service<p>PingBack from <a rel="nofollow" target="_new" href="http://blog.a-foton.ru/2008/07/failed-to-verify-user-permissions-error-when-using-dspstsasmx-web-service/">http://blog.a-foton.ru/2008/07/failed-to-verify-user-permissions-error-when-using-dspstsasmx-web-service/</a></p> http://blogs.msdn.com/sridhara/archive/2008/07/29/failed-to-verify-user-permissions-error-when-using-dspsts-asmx-web-service.aspx#8887303Fri, 22 Aug 2008 13:03:29 GMT91d46819-8472-40ad-a661-2c78acb4018c:8887303Srilakshmi Mopidevi<p>Hi</p> <p>Failed to verify user permissions:</p> <p>This error may be due to the siteUrL.pls check the siteurl is pointing to is correct or not,.</p> <p>b'coz just now i got the error,when my site url parameter is incorrect(i missed the subsite name in the url ).</p>