foobar2000開啟時的錯誤訊息
 

INFO (CORE) : startup time: 701 ms
ERROR (CORE) : Failed to load DLL: foo_input_std.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_output_std.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_ui_std.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_vis_manager.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_cdda.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_flac.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_ape.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_wavpack.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_speex.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_console.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_read_http.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_rgscan.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_diskwriter.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_albumlist.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_masstag.dll, reason: Multiple copies of DLL with the same file name found.
ERROR (CORE) : Failed to load DLL: foo_dsp_extra.dll, reason: Multiple copies of DLL with the same file name found.
聽是還可以聽拉 但是想知道是出了什麼問題

應該你是它列出的檔案都有兩個以上的重覆，

試試看先反安裝foobar2000，
再手動把foobar2000的目錄刪掉。

一般foobar2K要用到的DLL都放在foobar2000\component\裡面，但是程式啟動時會去讀取foobar2000\之下的所有DLL，
所以你八成是除了foobar2000\component\下的DLL還有其他DLL檔放在foobar2000\之下，包括其它所有子資料夾裡。