You may receive the following error in the Project Accounting Timesheet or other pages in Business Portal for Microsoft Dynamics GP.Server Error in '/' ApplicationRuntime Error-or-An unexpected error has occurred. Please contact your system administrator.When you view the error in Event Viewer you may see the following:Exception message: The URL-encoded form data is not valid.These errors can be caused by a recent Windows Update (KB 2638420) which limits the number of HTTP collection keys in an ASP.NET application. To resolve these errors, perform the following steps:1. On the web server hosting the Business Portal website, browse out to the Inetpub directory.2. Find the web.config file (typically in the C:\inetpub\wwwroot\wss\VirtualDirectories\80 folder)3. Make a backup copy of the web.config file4. Open the web.config file in notepad5. Scroll to the bottom until you find the <appSettings> tag6. After the <appSettings> tag, add the following:<add key="aspnet:MaxHttpCollectionKeys" value="100000"/>7. Save and try Business Portal again.Note: The following website has more information about the Windows Update:http://support.microsoft.com/kb/2638420http://technet.microsoft.com/en-us/security/bulletin/ms11-100.mspx
Thank you,Shannon A