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Fix log folder generation failing with UnauthorizedAccessError on UWP #390
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This happens because the path is inside the application directory in e.g. "Data/Logs", which is read-only for security reasons on UWP - and will likely also be read-only when an app is installed versions on Linux distributions. The exact error is: ``` UnauthorizedAccessException: Access to the path "C:/data/Programs/WindowsApps/unity-app_1.0.0.0_foo_abcdefghijk/Data/Logs" is denied.` System.IO.Directory.CreateDirectoriesInternal (System.String path) <...> System.IO.Directory.CreateDirectory (System.String path) <...> BMSLogger.Init () <...> ``` This changes the path to use the persistent data path, which is writable, and on Windows something like `LocalAppData\unity-app_1.0.0.0_foo__abcdefghijk\LocalState\Logs\bmslog.txt`.
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This happens immediately on startup, even if nothing is logged, because the folders are created and their path is inside the application directory in e.g.
Data/Logs, which is read-only for security reasons on UWP - and will likely also be read-only when an app is installed versions on Linux distributions.The exact error is:
This changes the path to use the persistent data path, which is writable, and on Windows something like
LocalAppData\unity-app_1.0.0.0_foo__abcdefghijk\LocalState\Logs\bmslog.txt.