We are getting these messages in the error logs of WEC 7. When I install the NETCFv35.Messages.EN.wm.cab from the C:\Program Files (x86)\Microsoft.NET\SDK\CompactFramework\v3.5\WindowsCE\Diagnostics folder of my PC and run on the WEC 7, it says:
The file is not a valid windows embedded compact setup file. Where can I get the setup file?
The .NET application crashes due to some problems in the application. Not all error messages (strings) are installed by the .NET compact frame work by default. If you would like to see the error messages, you can install the respective messages cab file, you can find it here:
If the problem always occurs, it should be easy to hook up your system to a debugger which would break in case the exception also occurs with this setup.