nothing generated after run complete on Win11

[Peep4CC]

this error only happened after i had updated my system
here is the detail：
ERROR:spleeter:FFMPEG error: b"ffmpeg version git-2019-11-01-53c21c2 Copyright (c) 2000-2019 the FFmpeg developers\r\n built with gcc 9.2.1 (GCC) 20191010\r\n configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libdav1d --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt --enable-amf\r\n libavutil 56. 35.101 / 56. 35.101\r\n libavcodec 58. 60.100 / 58. 60.100\r\n libavformat 58. 33.100 / 58. 33.100\r\n libavdevice 58. 9.100 / 58. 9.100\r\n libavfilter 7. 66.100 / 7. 66.100\r\n libswscale 5. 6.100 / 5. 6.100\r\n libswresample 3. 6.100 / 3. 6.100\r\n libpostproc 55. 6.100 / 55. 6.100\r\nGuessed Channel Layout for Input Stream #0.0 : stereo\r\nInput #0, f32le, from 'pipe:':\r\n Duration: N/A, bitrate: 2822 kb/s\r\n Stream #0:0: Audio: pcm_f32le, 44100 Hz, stereo, flt, 2822 kb/s\r\nD:\easyHelper\Z /accompaniment.wav: No such file or directory\r\n"
Finished processing all songs

Run complete

[boy1dr]

There's a problem with the output folder, looks like it tried to recombine to a malformed path
"D:\easyHelper\Z /accompaniment.wav"