I am currently building an intranet portal which is highly dependent on content query web parts. I am having an issue where when I go to select a list from the popup, it throws an error.
The error in the 14 hive LOGS is the following.
05/31/2012 13:54:19.26 w3wp.exe (0x085C) 0x15E0 SharePoint Foundation Logging Correlation Data xmnv Medium Name=Request (POST:http://intranet-prod:80/AboutUs/Brand/_layouts/PickerTreeView.aspx?title=CbqPickerSelectListTitle&text=CbqPickerSelectListText&filter=websLists&root=&selection=&featureId=&errorString=&iconUrl=/_layouts/images/smt_icon.gif&scopeToWeb=&requireCT=&sourceId=) e78e82d6-e6bd-4bfb-a489-e0eb832e4b67
05/31/2012 13:54:19.26 w3wp.exe (0x085C) 0x15E0 SharePoint Foundation Logging Correlation Data xmnv Medium Site=/ e78e82d6-e6bd-4bfb-a489-e0eb832e4b67
05/31/2012 13:54:19.28 w3wp.exe (0x085C) 0x15E0 SharePoint Foundation General 8kh7 High The security validation for this page has timed out. Click Back in your Web browser, refresh the page, and try your operation again. e78e82d6-e6bd-4bfb-a489-e0eb832e4b67
05/31/2012 13:54:19.28 w3wp.exe (0x085C) 0x15E0 SharePoint Foundation Runtime tkau Unexpected System.Runtime.InteropServices.COMException: The security validation for this page has timed out. Click Back in your Web browser, refresh the page, and try your operation again. at Microsoft.SharePoint.Library.SPRequestInternalClass.ValidateFormDigest(String bstrUrl, String bstrListName) at Microsoft.SharePoint.Library.SPRequest.ValidateFormDigest(String bstrUrl, String bstrListName) e78e82d6-e6bd-4bfb-a489-e0eb832e4b67
05/31/2012 13:54:19.28 w3wp.exe (0x085C) 0x15E0 SharePoint Foundation Monitoring b4ly Medium Leaving Monitored Scope (Request (POST:http://intranet-prod:80/AboutUs/Brand/_layouts/PickerTreeView.aspx?title=CbqPickerSelectListTitle&text=CbqPickerSelectListText&filter=websLists&root=&selection=&featureId=&errorString=&iconUrl=/_layouts/images/smt_icon.gif&scopeToWeb=&requireCT=&sourceId=)). Execution Time=22.8274822638073 e78e82d6-e6bd-4bfb-a489-e0eb832e4b67
Any help would be greatly appreciated.