Reports

Bare_api/src/msc_app.c:29:10: fatal error: file_processing.h: No such file or directory
   29 | #include "file_processing.h"
      |          ^~~~~~~~~~~~~~~~~~~
compilation terminated.

This is the error I think you're talking about. Other additional information which may be relevant are

In file included from H:/tinyusb/src/common/tusb_common.h:74,
                 from H:/tinyusb/src/osal/osal.h:34,
                 from H:/tinyusb/src/common/tusb_fifo.c:28:

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