This message gets spammed to the RPT:
Error: Failed to open file a3\sounds_f\characters\footsteps\dirt_run_new_4.wav
Cannot load sound 'a3\sounds_f\characters\footsteps\dirt_run_new_4.wav'
Error: Failed to open file a3\sounds_f\characters\footsteps\dirt_run_new_1.wav
Cannot load sound 'a3\sounds_f\characters\footsteps\dirt_run_new_1.wav'
...