Visual Studio Debugger
Troubleshooting Exceptions: System.IO.PathTooLongException
A PathTooLongException exception is thrown when a path name or file name is longer than the system-defined maximum length.
- Make sure the path is not longer than the system-defined maximum.
On Windows-based platforms, paths must be less than 248 characters, and file names must be less than 260 characters.
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