I've been using Foobar for about two years now and never experienced any problems, until recently. If I want to add a song to the playlist and then try to play it or close foobar2000, I almost always get a crash. I have a large playlist(1366 tracks, 1wk2d playtime) but I don't think this should be a problem. This error message I got when I added a song to the playlist and tried to play it:

Illegal operation:
Code: C0000005h, flags: 00000000h, address: 77F38787h
Access violation, operation: read, address: BAD917E5h
Call path:
WinMain=>app_mainloop
This is the first crash logged by this instance.
Code bytes (77F38787h):
77F38747h: 66 89 0F 75 0A 8B 08 66 8B C1 66 89 44 CF 02 8B
77F38757h: C7 5F 5E 5B 5D C2 10 00 0F B7 06 8B 4D 10 03 01
77F38767h: 3D 00 FE 00 00 0F 87 37 FF FF FF 80 7D 14 00 0F
77F38777h: 85 72 01 00 00 8B 4E 0C 8D 46 08 8B 10 89 4D 08
77F38787h: 8B 09 3B 4A 04 89 55 0C 0F 85 B3 FD FF FF 3B C8
77F38797h: 0F 85 AB FD FF FF 56 53 E8 39 02 00 00 8B 45 0C
77F387A7h: 8B 4D 08 3B C1 89 01 89 48 04 0F 84 67 FD FF FF
77F387B7h: 8A 46 05 A8 04 0F 85 91 FD FF FF 8A 47 05 24 10
Stack (0012FC50h):
0012FC30h: 00000000 00000000 00000000 00000000
0012FC40h: 00000000 00000000 00000000 00000000
0012FC50h: 00890000 01EBD018 00000000 0012FD28
0012FC60h: 77F36866 BAD917E5 01EBD018 0012FD08
0012FC70h: 00000000 01DEF938 01EBD020 01A05184
0012FC80h: 008901C8 01E96D18 00000000 01E9A7D0
0012FC90h: 01E97590 00890178 000200BB 00000408
0012FCA0h: 01E6F440 01E13740 00030000 02CE7840
0012FCB0h: 77CDFDA9 00000000 00000000 00000408
0012FCC0h: 02CED478 0012FB1C 00000000 00005BF0
0012FCD0h: 00890000 77F7AF90 00000134 0101F9A4
0012FCE0h: 0012FC44 00000000 00000000 77F35A34
0012FCF0h: 77F79458 FFFFFFFF 77F367F9 77B8B9BE
0012FD00h: 00890000 00000000 00000B7E 0101FD88
0012FD10h: 0012FC74 0012F878 0012FD60 77F35A34
0012FD20h: 77F79458 00000001 0012FD70 77B8B9BE
0012FD30h: 00890000 00000000 01EBD020 01DEF938
0012FD40h: 000000A9 01A05184 01E97860 0012FD88
0012FD50h: 000000A9 00000000 0012FD3C 0012F878
0012FD60h: 0012FE54 77B94D50 77B720C0 FFFFFFFF
Registers:
EAX: 01EB5018, EBX: 00890000, ECX: BAD917E5, EDX: BCB52DA7
ESI: 01EB5010, EDI: 01EBD018, EBP: 0012FC5C, ESP: 0012FC50
Crash location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlImageDirectoryEntryToData" (+000002ACh)

Loaded modules:
foobar2000 loaded at 00400000h - 00452000h
ntdll loaded at 77F30000h - 77FEF000h
kernel32 loaded at 77E20000h - 77F1F000h
USER32 loaded at 77CD0000h - 77D60000h
GDI32 loaded at 77BD0000h - 77C14000h
ole32 loaded at 77120000h - 77245000h
msvcrt loaded at 77B70000h - 77BC4000h
ADVAPI32 loaded at 77D70000h - 77E12000h
RPCRT4 loaded at 77C20000h - 77CC5000h
COMCTL32 loaded at 70AD0000h - 70BB6000h
SHLWAPI loaded at 77250000h - 77299000h
utf8api loaded at 10000000h - 1000D000h
comdlg32 loaded at 761B0000h - 761F8000h
SHELL32 loaded at 77340000h - 77B2B000h
foo_abx loaded at 008D0000h - 008DC000h
foo_ac3 loaded at 008E0000h - 008F3000h
foo_albumlist loaded at 00900000h - 0090B000h
foo_ape loaded at 00910000h - 0092F000h
foo_apl loaded at 00930000h - 0093A000h
foo_bitcompare loaded at 00940000h - 00949000h
foo_burninate loaded at 00950000h - 0095C000h
VERSION loaded at 77B60000h - 77B68000h
foo_cdda loaded at 00960000h - 0096E000h
foo_clienc loaded at 00970000h - 0097B000h
foo_console loaded at 00980000h - 00987000h
foo_convolve loaded at 00990000h - 009DF000h
foo_dbsearch loaded at 009E0000h - 009F8000h
foo_diskwriter loaded at 00A00000h - 00A12000h
WINMM loaded at 769A0000h - 769CD000h
foo_dsp_crossfade loaded at 00AA0000h - 00AA7000h
foo_dsp_crossfeed loaded at 00AB0000h - 00AB6000h
foo_dsp_extra loaded at 00AC0000h - 00AD5000h
foo_dsp_nogaps loaded at 00AE0000h - 00AE7000h
foo_dsp_pause loaded at 00AF0000h - 00AF7000h
foo_dsp_skip_silence loaded at 00B00000h - 00B07000h
foo_dsp_soundtouch loaded at 00B10000h - 00B1B000h
MSVCP60 loaded at 780C0000h - 78121000h
foo_dynamics loaded at 00B20000h - 00B27000h
foo_faac loaded at 00B30000h - 00B63000h
foo_festalon loaded at 00B70000h - 00CAE000h
foo_flac loaded at 00CB0000h - 00CCC000h
foo_flaccer loaded at 00CD0000h - 00CE6000h
foo_freedb loaded at 00CF0000h - 00D1E000h
WS2_32 loaded at 71A40000h - 71A58000h
WS2HELP loaded at 71A30000h - 71A38000h
foo_history loaded at 00D20000h - 00D30000h
foo_id3v2 loaded at 00D30000h - 00D60000h
foo_infobox loaded at 00D60000h - 00D73000h
foo_info_samurize loaded at 00D80000h - 00D9D000h
ATITOOLHOOKS loaded at 00DB0000h - 00DDB000h
MsgPlusH loaded at 00E00000h - 00F38000h
OLEAUT32 loaded at 770A0000h - 7711D000h
LgWndHk loaded at 00F50000h - 00F57000h
RTSUltraMonHook loaded at 00F60000h - 00F8E000h
UxTheme loaded at 719B0000h - 719E3000h
foo_input_std loaded at 00FD0000h - 0106E000h
MSACM32 loaded at 77B40000h - 77B54000h
foo_lame loaded at 01070000h - 01079000h
foo_lpac loaded at 01080000h - 01087000h
lpac_codec_api loaded at 01090000h - 0109A000h
lpaccodec loaded at 010A0000h - 010C9000h
foo_masstag loaded at 012F0000h - 01304000h
foo_matroska loaded at 01310000h - 01358000h
foo_mod loaded at 01360000h - 01369000h
BASS loaded at 01370000h - 013CA000h
foo_monkey loaded at 013D0000h - 013EC000h
foo_mpcenc loaded at 013F0000h - 013F8000h
foo_mpeg4u loaded at 01400000h - 01429000h
foo_nez loaded at 01430000h - 0145B000h
foo_null loaded at 01460000h - 01467000h
foo_ofr loaded at 01470000h - 01476000h
OptimFROG loaded at 01480000h - 014AC000h
foo_oggpreview loaded at 014C0000h - 015C1000h
foo_output_std loaded at 015D0000h - 015D9000h
foo_out_dsound_ex loaded at 015E0000h - 015E9000h
DSOUND loaded at 51080000h - 510E1000h
foo_out_ks loaded at 01600000h - 0160B000h
SETUPAPI loaded at 764A0000h - 765A4000h
foo_playlistgen loaded at 01610000h - 0161A000h
foo_playlistgen_ex loaded at 01620000h - 0162F000h
foo_pphsresample loaded at 01630000h - 01640000h
foo_psf loaded at 01640000h - 016EC000h
foo_read_http loaded at 016F0000h - 016F9000h
foo_rgscan loaded at 01700000h - 0170D000h
foo_scroll loaded at 01710000h - 01716000h
foo_search_ex loaded at 01720000h - 01728000h
foo_shn loaded at 01730000h - 0173F000h
foo_shuffle loaded at 01740000h - 01749000h
foo_sid loaded at 01750000h - 01797000h
foo_spc loaded at 018C0000h - 018D1000h
foo_speex loaded at 018E0000h - 018F8000h
foo_stfu loaded at 017A0000h - 017A7000h
foo_tfmx loaded at 01900000h - 01909000h
foo_toolame loaded at 01910000h - 01923000h
foo_tta loaded at 01930000h - 01939000h
foo_tta_old loaded at 01940000h - 01949000h
foo_ui_columns loaded at 01950000h - 0197F000h
foo_ui_std loaded at 01980000h - 01997000h
foo_unpack loaded at 019A0000h - 019D1000h
foo_utils loaded at 019E0000h - 019F1000h
foo_vis_manager loaded at 01A00000h - 01A08000h
foo_vis_samurize2 loaded at 01A10000h - 01A36000h
foo_vis_simple_spectrum loaded at 01B50000h - 01B5A000h
foo_vis_test loaded at 01B60000h - 01B69000h
foo_vis_vu_meter loaded at 01B70000h - 01B78000h
foo_vorbisenc loaded at 01B80000h - 01C91000h
foo_wavpack loaded at 01CA0000h - 01CB2000h
foo_wma loaded at 01CC0000h - 01CDA000h
WMVCore loaded at 08530000h - 0872D000h
WMASF loaded at 58EB0000h - 58EE9000h
foo_xa loaded at 01CE0000h - 01CEF000h
LgMsgHk loaded at 01D50000h - 01D6E000h
ksuser loaded at 5EF80000h - 5EF84000h
netapi32 loaded at 71A80000h - 71AD3000h
imagehlp loaded at 76B10000h - 76B38000h
dbghelp loaded at 6D7D0000h - 6D871000h

Stack dump analysis:
Address: 77F36866h, location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlFreeHeap" (+00000181h)
Address: 01A05184h, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Symbol: "foobar2000_get_interface" (+00002629h)
Address: 77CDFDA9h, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "PostMessageA" (+000000B2h)
Address: 77F7AF90h, location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlUpdateTimer" (+0000CAE5h)
Address: 0101F9A4h, location: "foo_input_std", loaded at 00FD0000h - 0106E000h
Symbol: "foobar2000_get_interface" (+00028B7Ch)
Address: 77F35A34h, location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlActivateActivationContextUnsafeFast" (+00000252h)
Address: 77F79458h, location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlUpdateTimer" (+0000AFADh)
Address: 77F367F9h, location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlFreeHeap" (+00000114h)
Address: 77B8B9BEh, location: "msvcrt", loaded at 77B70000h - 77BC4000h
Symbol: "free" (+000000C3h)
Address: 0101FD88h, location: "foo_input_std", loaded at 00FD0000h - 0106E000h
Symbol: "foobar2000_get_interface" (+00028F60h)
Address: 77F35A34h, location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlActivateActivationContextUnsafeFast" (+00000252h)
Address: 77F79458h, location: "ntdll", loaded at 77F30000h - 77FEF000h
Symbol: "RtlUpdateTimer" (+0000AFADh)
Address: 77B8B9BEh, location: "msvcrt", loaded at 77B70000h - 77BC4000h
Symbol: "free" (+000000C3h)
Address: 01A05184h, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Symbol: "foobar2000_get_interface" (+00002629h)
Address: 77B94D50h, location: "msvcrt", loaded at 77B70000h - 77BC4000h
Symbol: "except_handler3" (+00000000h)
Address: 77B720C0h, location: "msvcrt", loaded at 77B70000h - 77BC4000h
Symbol: "__non_rtti_object::`vftable'" (+00000CA8h)
Address: 01A0221Eh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 01A0522Ch, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Symbol: "foobar2000_get_interface" (+000026D1h)
Address: 01A04170h, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Symbol: "foobar2000_get_interface" (+00001615h)
Address: 01A01D5Fh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 01A0522Ch, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Symbol: "foobar2000_get_interface" (+000026D1h)
Address: 01A0165Dh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 01A015CEh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 00F677BBh, location: "RTSUltraMonHook", loaded at 00F60000h - 00F8E000h
Address: 77CD612Fh, location: "USER32", loaded at 77CD0000h - 77D60000h
Address: 01A015CEh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 01A015CEh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 77CD69A5h, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "GetMessageW" (+000001EEh)
Address: 01A015CEh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 77CD695Bh, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "GetMessageW" (+000001A4h)
Address: 77D051FEh, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "IsCharAlphaNumericW" (+000001B9h)
Address: 77CD69C0h, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "GetMessageW" (+00000209h)
Address: 77CD6689h, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "TranslateMessage" (+00000520h)
Address: 01A015CEh, location: "foo_vis_manager", loaded at 01A00000h - 01A08000h
Address: 77D051FEh, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "IsCharAlphaNumericW" (+000001B9h)
Address: 77CD66A8h, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "TranslateMessage" (+0000053Fh)
Address: 77CD6704h, location: "USER32", loaded at 77CD0000h - 77D60000h
Symbol: "DispatchMessageW" (+0000000Bh)
Address: 100038ECh, location: "utf8api", loaded at 10000000h - 1000D000h
Symbol: "uDispatchMessage" (+0000000Ah)
Address: 0041238Bh, location: "foobar2000", loaded at 00400000h - 00452000h
Address: 00410FEAh, location: "foobar2000", loaded at 00400000h - 00452000h
Address: 00438DB5h, location: "foobar2000", loaded at 00400000h - 00452000h
Address: 00400000h, location: "foobar2000", loaded at 00400000h - 00452000h
Address: 00438DE0h, location: "foobar2000", loaded at 00400000h - 00452000h
Address: 0043C320h, location: "foobar2000", loaded at 00400000h - 00452000h
Address: 77E2F38Ch, location: "kernel32", loaded at 77E20000h - 77F1F000h
Symbol: "TerminateThread" (+00000113h)
Address: 77E50ABCh, location: "kernel32", loaded at 77E20000h - 77F1F000h
Symbol: "ValidateLocale" (+00000170h)
Address: 77E622E0h, location: "kernel32", loaded at 77E20000h - 77F1F000h
Symbol: "VerSetConditionMask" (+00002636h)
Address: 00438C81h, location: "foobar2000", loaded at 00400000h - 00452000h

Version info:
foobar2000 v0.8.3
UNICODE


I have foobar2000 0.8.3 special installed, a reinstall did not help. I'm also using a custom template for the playlist. I hope somebody can help me out, because this is really getting annoying. Thanks in advance!