Issues

• [Bug] OAuth2 authentication makes HTTP requests with no timeout, hanging the client indefinitely

  apache/pulsar-client-cpp#608 · Filter by author david-streamlio opened on Aug 17, 2026

• [Feature] Port SameAuthParamsLookupAutoClusterFailover from Java client to C++

  apache/pulsar-client-cpp#571 · Filter by author graham-macdonald-simplisafe opened on Apr 22, 2026

• Add cluster-level automatic failover support (AutoClusterFailover)

  apache/pulsar-client-cpp#568 · Filter by author graham-macdonald-simplisafe opened on Apr 20, 2026

• [Bug] Partitioned topics could unexpectedly created by client after deletion

  buggood first issue
  apache/pulsar-client-cpp#496 · Filter by author BewareMyPower opened on Jul 24, 2025
  

• [Bug] Subscription Properties aren't enforced for Consumer

  apache/pulsar-client-cpp#495 · Filter by author oversearch opened on Jul 14, 2025

• When use pulsar::Message msg = pulsar::MessageBuilder().setContent(sMsg).build() to Create Message, sometimes it will occur segment fault

  apache/pulsar-client-cpp#476 · Filter by author liyinxin opened on Feb 17, 2025
  4

• [Bug] Testws fail to compile: error: expected expression (ASSERT_GE(PULSAR_VERSION, 2000000);)

  apache/pulsar-client-cpp#472 · Filter by author yurivict opened on Jan 11, 2025
  1

• [Feature Request] Add the ability to query the version of the client

  apache/pulsar-client-cpp#471 · Filter by author alanhowells opened on Jan 9, 2025
  1

• [Bug] std::bad_function_call was thrown on Reader::ReadNext on a non-persistent topic

  apache/pulsar-client-cpp#455 · Filter by author zliang-min opened on Nov 22, 2024

• [Bug] getPartitionsForTopic Cause Signal 11 SIGSEGV （Segmentation Fault）

  apache/pulsar-client-cpp#454 · Filter by author mawenyu opened on Nov 19, 2024
  1

• [Bug] Close Consumer Cause Signal 11 SIGSEGV （Segmentation Fault）

  apache/pulsar-client-cpp#453 · Filter by author mawenyu opened on Nov 19, 2024
  1

  

• How about Cross compile Pulsar Client Cpp for Arm and Mipsel Linux?

  apache/pulsar-client-cpp#451 · Filter by author hoangvanthinh opened on Oct 23, 2024

• [Bug] Build fails on 32-bit platforms: overflow in expression; result is -64771072 with type 'long'

  apache/pulsar-client-cpp#449 · Filter by author yurivict opened on Oct 6, 2024
  3

• [Bug] SampleAsyncProducer causes core dump

  apache/pulsar-client-cpp#435 · Filter by author xiaoliu1019 opened on Jul 18, 2024
  12

  

• [Bug] Keep-alive timeout when send/receive large message

  apache/pulsar-client-cpp#425 · Filter by author TCGOGOGO opened on Apr 28, 2024

• [Bug] [ARM] Partially acknowledged batches are not redelivered

  apache/pulsar-client-cpp#424 · Filter by author bph-c8y opened on Apr 24, 2024
  6

• [Bug] MaxMessageSize might be incorrect when accessing multiple clusters

  apache/pulsar-client-cpp#419 · Filter by author BewareMyPower opened on Mar 20, 2024

• [Bug] Wireshark tests failed in CI

  apache/pulsar-client-cpp#415 · Filter by author BewareMyPower opened on Mar 11, 2024

• [Bug] Acknowledge might fail with ResultAlreadyClosed during unload

  apache/pulsar-client-cpp#407 · Filter by author BewareMyPower opened on Feb 27, 2024

• how can close pulsar logs

  apache/pulsar-client-cpp#393 · Filter by author frkn4129 opened on Feb 1, 2024
  1

• Custom LoggerFactory for log4cxx

  apache/pulsar-client-cpp#376 · Filter by author izumo27 opened on Dec 26, 2023
  2

• [Feature] Subscription mode missing.

  apache/pulsar-client-cpp#372 · Filter by author JimmyBjorklund opened on Dec 14, 2023

• [Feature Request] Support executing callbacks concurrently

  apache/pulsar-client-cpp#368 · Filter by author BewareMyPower opened on Dec 6, 2023

• [Feature Request] There is no Transaction Support in C++ client API

  apache/pulsar-client-cpp#366 · Filter by author arulprakasan opened on Dec 5, 2023
  3

• [Bug] std::system_error thrown during/after client->subscribe(...) when using configuration setUnAckedMessagesTimeoutMs.

  apache/pulsar-client-cpp#358 · Filter by author jato-c8y opened on Nov 30, 2023
  10