Issues

• AIO HTTP: _on_body / _on_complete raise InvalidStateError when the chunk reader was cancelled

  awslabs/aws-crt-python#773 · Filter by author phngs opened on Oct 15, 2026

• AIO HTTP/2 writer task raises unhandled AWS_ERROR_HTTP_STREAM_HAS_COMPLETED during normal shutdown

  awslabs/aws-crt-python#762 · Filter by author pgrayy opened on Sep 2, 2026
  1

• Limited API is still not fully supported in Python 3.15

  bugneeds-triage
  awslabs/aws-crt-python#760 · Filter by author kytta opened on Aug 21, 2026
  2

• AWS_IO_TLS_ERROR_NEGOTIATION_FAILURE in lambda

  bugneeds-triage
  awslabs/aws-crt-python#703 · Filter by author jfblain opened on Dec 4, 2025
  1

• awscrt is ~5x slower at checking file existence via HEAD operations when the files do not exist vs. when they do

  bugneeds-triage
  awslabs/aws-crt-python#699 · Filter by author jgr-gh opened on Nov 18, 2025
  2

• AWS_IO_TLS_ERROR_NEGOTIATION_FAILURE on Win2012 (non-R2) Datacenter

  bugneeds-triagepotential-regression
  awslabs/aws-crt-python#693 · Filter by author gh-dmitri-o opened on Oct 28, 2025
  1

• Seg fault after running awscrt.io.init_logging with invalid parameters

  bug
  awslabs/aws-crt-python#685 · Filter by author lincheney opened on Sep 23, 2025
  1

• WebSocketServer race condition (test_websocket.py)

  bugneeds-triage
  awslabs/aws-crt-python#678 · Filter by author tollsimy opened on Sep 1, 2025

• Test failures in test_crypto.py on CentOS Stream 9

  bugneeds-triage
  awslabs/aws-crt-python#677 · Filter by author knivnia opened on Aug 28, 2025
  4

• Test failing in test_crypto.py

  bugneeds-triage
  awslabs/aws-crt-python#668 · Filter by author papoteur-mga opened on Jul 7, 2025
  6

• Please provide windows ARM64 wheels

  feature-requestneeds-triage
  awslabs/aws-crt-python#636 · Filter by author ramalamadingdong opened on Apr 1, 2025
  6

• Provide more specific error for failures during MQTT WS handshake

  CRT/IoTfeature-requestp2
  awslabs/aws-crt-python#562 · Filter by author NickDarvey opened on Apr 26, 2024
  3

• How to provide a custom DNS resolver

  documentationfeature-requestp3
  awslabs/aws-crt-python#470 · Filter by author adolfogc opened on May 2, 2023
  2

• Error during Cross-Compiling aws-iot-device-sdk-python-v2 with make

  CRT/IoTfeature-requestp3
  awslabs/aws-crt-python#444 · Filter by author Sourabh-ALTEN opened on Feb 9, 2023
  18

• Building aws-crt on NetBSD

  feature-requestp2
  awslabs/aws-crt-python#371 · Filter by author darko-mesaros opened on Jul 15, 2022
  2

• requests-compatible signer

  CRT/SDKfeature-requestp3
  awslabs/aws-crt-python#342 · Filter by author benkehoe opened on Mar 18, 2022
  5

• pip install fails on Cygwin

  feature-requestp3
  awslabs/aws-crt-python#282 · Filter by author allenatdecisiv opened on May 11, 2021
  2

• Type hints & PEP 561 packaging

  feature-requestp3
  awslabs/aws-crt-python#278 · Filter by author mtvx opened on May 7, 2021

• Add a way to change the default TLS timeout

  CRT/IoTfeature-requestp2
  awslabs/aws-crt-python#173 · Filter by author tortila opened on Aug 24, 2020
  5