The error message itself points out the location of duplicate entries. in parent site/folder’s web.config or nfig file). This problem essentially happens if there is a duplicate entry for the configuration section setting at a higher level in the configuration (i.e. Hence the solution is to make sure that the listed module’s bitness (32bit/64bit) matches the bitness of the application Pool.ĭescription: The requested page cannot be accessed because the related configuration data for the page is invalid in the metabase on the Web server.Ĭonfig Error: Cannot add duplicate collection entry of type 'add' with unique key attribute 'name' set to 'header’Ĭonfig File: \\?\C:\inetpub\wwwroot\web.config Ø 32-bit executable from a 64-bit process This error normally indicates an attempt to use EITHER
#Http 500 internal error globaltis code#
The Error Code in the above error message is “0x800700c1” which when translated through ERR.EXE, is Requested URL: Physical Path: C:\inetpub\wwwroot HTTP Error 500.19 - Internal Server Errorĭescription: The requested page cannot be accessed because the related configuration data for the page is invalid. You can find the detailed instructions here Note: Make sure to backup your nfig file before editing it manually, to avoid any further issuesJ. We will use the ERR.exe tool for looking up the associated error codes (MSDN says it's for Exchange error codes but it works for Win32 error codes and many more.) To use ERR.exe tool and find what an HRESULT error code corresponds to, navigate to the folder where err.exe resides and run command: ERR ErrorCode Let’s talk about some of the causes for 500.19 errors. Here’s an example of how a 500.19 error appears on an IIS 7.0 server: At the same time, sometimes it is important to examine the “Error Code” field which symbolizes the cause of problem. The IIS configuration system will almost always point to the source of the problem. In general, a 500.19 error happens due to invalid configuration data.
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