Issues

• ALSA: SEGV in snd_pcm_ioplug_poll_revents when stream is stopped/closed while Pa_ReadStream is blocked in polling

  PortAudio/portaudio#1179 · Filter by author jmpxor opened on Sep 20, 2026

• Mac CoreAudio kAudioUnitScope_Global has only element 0 but PortAudio references element 1

  PortAudio/portaudio#1178 · Filter by author RossBencina opened on Sep 18, 2026

• macos: deadlock stopping audio

  P1src-coreaudio
  PortAudio/portaudio#1174 · Filter by author robsussman opened on Aug 24, 2026 · V19.8
  5

  

• Software Using PortAudio July 2026

  website
  PortAudio/portaudio#1170 · Filter by author RossBencina opened on Jul 31, 2026

• Rate conversion on Linux

  PortAudio/portaudio#1169 · Filter by author w4mmp-ron opened on Jul 26, 2026
  3

• #define global constant(s) for client-observable long timeout durations e.g. PA_TIMEOUT_SECONDS

  P3
  PortAudio/portaudio#1167 · Filter by author RossBencina opened on Jul 25, 2026 · V19.9

• Cannot init stream with 24kHz (C/P) after NixOS update, 48kHz yields no audio

  PortAudio/portaudio#1150 · Filter by author Dich0tomy opened on Apr 24, 2026
  4

• portaudio crashes while initializing Antelope ASIO drivers

  PortAudio/portaudio#1148 · Filter by author vineethnair1991 opened on Apr 22, 2026
  1

• proposal: pa_linux_alsa.c: do we want to pass dir (direction) param to alsa_snd_pcm_hw_params_set_period_size_near?

  P2src-alsa
  PortAudio/portaudio#1145 · Filter by author RossBencina opened on Apr 17, 2026 · V19.8
  2

• PortAudio Mailing List Has Moved

  PortAudio/portaudio#1143 · Filter by author RossBencina opened on Apr 9, 2026

• Nightly snapshots were frozen at August 2025 [fixed]

  PortAudio/portaudio#1142 · Filter by author RossBencina opened on Apr 9, 2026

• prevent stale snapshots on server

  PortAudio/portaudio#1141 · Filter by author philburk opened on Apr 9, 2026

• Tutorial not getting updated

  documentationwebsite
  PortAudio/portaudio#1139 · Filter by author philburk opened on Apr 2, 2026
  2

  

• Streamline structure of PortAudio CMake build docs

  build-cmakedocumentationP3
  PortAudio/portaudio#1138 · Filter by author RossBencina opened on Mar 27, 2026 · V19.8
  5

  

• PortAudioError: Unanticipated host error [PaErrorCode -9999]: 'No space left on device' [ALSA error -28]

  PortAudio/portaudio#1135 · Filter by author ammarkh95 opened on Feb 25, 2026
  2

• Pa_Initialize randomly started hanging on Windows

  P3windows
  PortAudio/portaudio#1134 · Filter by author jcelerier opened on Feb 23, 2026
  2

• Audio thread stops when calling paIsFormatSupported() while stream is running

  P2src-coreaudio
  PortAudio/portaudio#1131 · Filter by author stijnvanbeek opened on Feb 19, 2026
  

• RPi 4 prints errors from pa_devs for Behringer UMC404 HD

  PortAudio/portaudio#1129 · Filter by author philburk opened on Feb 6, 2026
  3

• PulseAudio: early-out logic in merged PR #1120 does not look correct

  src-pulseaudio
  PortAudio/portaudio#1128 · Filter by author RossBencina opened on Feb 5, 2026
  3

  

• feature: allow to disable the call to jack_connect

  PortAudio/portaudio#1127 · Filter by author ycollet opened on Jan 30, 2026

• PortAudio ALSA Backend Reports Different Channel Count for Plug/Asym Devices

  P3src-alsa
  PortAudio/portaudio#1126 · Filter by author 7053n9 opened on Jan 26, 2026
  1

• Clipping.

  PortAudio/portaudio#1124 · Filter by author DigitalOneThe opened on Jan 18, 2026
  1

• 32bit build v19.7.0 crashes my m-audio m-track duo driver under windows 11 (vs2026 build) not 64bit build

  src-asio
  PortAudio/portaudio#1123 · Filter by author oifii opened on Jan 15, 2026
  1

• Current HEAD causes terminal pollution "ALSA lib pcm_dsnoop.c:567:(snd_pcm_dsnoop_open) unable to open slave"

  PortAudio/portaudio#1122 · Filter by author RJVB opened on Jan 11, 2026
  2

• Please do not use assert() in release builds

  P2
  PortAudio/portaudio#1121 · Filter by author bdrung opened on Jan 7, 2026
  3