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https://issues.apache.org/jira/browse/MINIFICPP-2732?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ferenc Gerlits resolved MINIFICPP-2732.
---------------------------------------
Resolution: Fixed
> C2 property update sometimes crashes on Windows
> -----------------------------------------------
>
> Key: MINIFICPP-2732
> URL: https://issues.apache.org/jira/browse/MINIFICPP-2732
> Project: Apache NiFi MiNiFi C++
> Issue Type: Bug
> Reporter: Gábor Gyimesi
> Assignee: Gábor Gyimesi
> Priority: Blocker
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> In a scenario where C2 property update is sent after C2 debug command with
> the update parameters nifi.c2.agent.class and nifi.c2.agent.heartbeat.period
> to a Windows minificpp agent from a C2 server, sometimes the windows client
> crashes with the following error:
> {code:java}
> Exception thrown: read access violation.
> org::apache::nifi::minifi::core::Property::getValidator(...).**** was
> nullptr. {code}
> Stack trace:
> {code:java}
> core-minifi.dll!org::apache::nifi::minifi::state::response::`anonymous
> namespace'::serializeClassDescription(const
> std::vector<org::apache::nifi::minifi::ClassDescription,std::allocator<org::apache::nifi::minifi::ClassDescription>>
> & descriptions, const std::string & name,
> org::apache::nifi::minifi::state::response::SerializedResponseNode &
> response) Line 70
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(70)
> core-minifi.dll!org::apache::nifi::minifi::state::response::serializeComponentManifest(const
> org::apache::nifi::minifi::Components & components) Line 144
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(144)
> core-minifi.dll!org::apache::nifi::minifi::state::response::Bundles::serialize()
> Line 153
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(153)
> core-minifi.dll!org::apache::nifi::minifi::state::response::AgentManifest::serialize()
> Line 291
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(291)
> core-minifi.dll!org::apache::nifi::minifi::state::response::AgentNode::getAgentManifest::__l2::<lambda_1>::operator()()
> Line 332
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(332)
> core-minifi.dll!org::apache::nifi::minifi::state::response::AgentNode::getAgentManifest()
> Line 327
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(327)
> core-minifi.dll!org::apache::nifi::minifi::state::response::AgentNode::getAgentManifestHash()
> Line 340
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(340)
> core-minifi.dll!org::apache::nifi::minifi::state::response::AgentNode::serialize()
> Line 321
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(321)
> core-minifi.dll!org::apache::nifi::minifi::state::response::AgentInformation::serialize()
> Line 363
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\core\state\nodes\AgentInformation.cpp(363)
> core-minifi.dll!org::apache::nifi::minifi::c2::C2MetricsPublisher::getHeartbeatNodes(bool
> include_manifest) Line 189
> at
> D:\Projects\nifi-minifi-cpp\libminifi\src\c2\C2MetricsPublisher.cpp(189)
> core-minifi.dll!org::apache::nifi::minifi::c2::C2Agent::performHeartBeat()
> Line 220
> at D:\Projects\nifi-minifi-cpp\libminifi\src\c2\C2Agent.cpp(220)
> core-minifi.dll!org::apache::nifi::minifi::c2::C2Agent::produce() Line 952
> at D:\Projects\nifi-minifi-cpp\libminifi\src\c2\C2Agent.cpp(952)
> core-minifi.dll!org::apache::nifi::minifi::c2::C2Agent::initialize::__l2::<lambda_1>::operator()()
> Line 104
> at D:\Projects\nifi-minifi-cpp\libminifi\src\c2\C2Agent.cpp(104)
> [External Code]
> core-minifi.dll!org::apache::nifi::minifi::utils::Worker::run() Line 82
> at
> D:\Projects\nifi-minifi-cpp\core-framework\include\utils\ThreadPool.h(82)
> core-minifi.dll!org::apache::nifi::minifi::utils::ThreadPool::run_tasks(const
> std::shared_ptr<org::apache::nifi::minifi::utils::WorkerThread> & thread)
> Line 60
> at D:\Projects\nifi-minifi-cpp\core-framework\src\utils\ThreadPool.cpp(60)
> core-minifi.dll!org::apache::nifi::minifi::utils::ThreadPool::manageWorkers::__l5::<lambda_1>::operator()()
> Line 138
> at
> D:\Projects\nifi-minifi-cpp\core-framework\src\utils\ThreadPool.cpp(138)
> [External Code]
> core-minifi.dll!org::apache::nifi::minifi::utils::ThreadPool::createThread::__l2::<lambda_1>::operator()()
> Line 251
> at
> D:\Projects\nifi-minifi-cpp\core-framework\include\utils\ThreadPool.h(251)
> [External Code]{code}
>
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