Must be
Code:
C:\Program Files\AviSynth 2.5\plugins
BassAudio.dll 69.632 14/03/2008 09:08
bass.dll 97.336 08/04/2008 15:07
bass_aac.dll 150.904 27/02/2008 17:10
bass_ac3.dll 16.736 27/02/2008 17:10
bass_alac.dll 12.144 27/02/2008 20:03
bass_ape.dll 33.112 27/02/2008 17:10
bass_cda.dll 16.952 02/04/2008 12:28
bass_flac.dll 25.152 02/04/2008 12:26
bass_midi.dll 25.152 24/03/2008 15:07
bass_mpc.dll 16.200 27/02/2008 21:46
bass_ofr.dll 5.960 27/02/2008 17:11
bass_spx.dll 47.936 27/02/2008 18:25
bass_tta.dll 8.536 27/02/2008 21:49
bass_wma.dll 15.416 02/04/2008 12:32
bass_wv.dll 27.704 02/04/2008 12:36
The 'plugindir2_5' is the name in regedit.
And check the dates, seems you have v2.3 bass files.