{"action":"created","issue":{"url":"https://api.github.com/repos/mavlink/mavros/issues/432","labels_url":"https://api.github.com/repos/mavlink/mavros/issues/432/labels{/name}","comments_url":"https://api.github.com/repos/mavlink/mavros/issues/432/comments","events_url":"https://api.github.com/repos/mavlink/mavros/issues/432/events","html_url":"https://github.com/mavlink/mavros/issues/432","id":117324832,"number":432,"title":"Assertion failed","user":{"login":"AndreasAntener","id":5750020,"avatar_url":"https://avatars.githubusercontent.com/u/5750020?v=3","gravatar_id":"","url":"https://api.github.com/users/AndreasAntener","html_url":"https://github.com/AndreasAntener","followers_url":"https://api.github.com/users/AndreasAntener/followers","following_url":"https://api.github.com/users/AndreasAntener/following{/other_user}","gists_url":"https://api.github.com/users/AndreasAntener/gists{/gist_id}","starred_url":"https://api.github.com/users/AndreasAntener/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/AndreasAntener/subscriptions","organizations_url":"https://api.github.com/users/AndreasAntener/orgs","repos_url":"https://api.github.com/users/AndreasAntener/repos","events_url":"https://api.github.com/users/AndreasAntener/events{/privacy}","received_events_url":"https://api.github.com/users/AndreasAntener/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/mavlink/mavros/labels/bug","name":"bug","color":"fc2929"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-11-17T10:24:55Z","updated_at":"2015-11-17T15:45:34Z","closed_at":null,"body":"@vooon Since the update to 0.16.xx I sometimes get this error on launch:\r\n```\r\n[ INFO] [1447755664.993827991]: udp0: Remote address: 192.168.170.1:14545\r\n[ INFO] [1447755665.016338185]: VER: 1.1: Capabilities 0x00000000000004eb\r\n[ INFO] [1447755665.016468145]: VER: 1.1: Flight software:     00000000 (c314ea3eafcfcdcd)\r\n[ INFO] [1447755665.016508326]: VER: 1.1: Middleware software: 00000000 (c314ea3eafcfcdcd)\r\n[ INFO] [1447755665.016535656]: VER: 1.1: OS software:         00000000 (0000000000000000)\r\n[ INFO] [1447755665.016557951]: VER: 1.1: Board hardware:      00000000\r\n[ INFO] [1447755665.016582857]: VER: 1.1: VID/PID: 26ac:0011\r\n[ INFO] [1447755665.016698187]: VER: 1.1: UID: 3432470831323533\r\n[ INFO] [1447755665.016985892]: CON: Got HEARTBEAT, connected.\r\n[ INFO] [1447755665.100706283]: IMU: High resolution IMU detected!\r\nmavros_node: /usr/include/boost/smart_ptr/shared_ptr.hpp:653: typename boost::detail::sp_member_access<T>::type boost::shared_ptr<T>::operator->() const [with T = sensor_msgs::Imu_<std::allocator<void> >; typename boost::detail::sp_member_access<T>::type = sensor_msgs::Imu_<std::allocator<void> >*]: Assertion `px != 0' failed.\r\n================================================================================REQUIRED process [mavros-2] has died!\r\nprocess has died [pid 28113, exit code -6, cmd /sitl/catkin_ws/devel/lib/mavros/mavros_node __name:=mavros __log:=/root/.ros/log/d26785da-8d14-11e5-b305-0242ac110001/mavros-2.log].\r\nlog file: /root/.ros/log/d26785da-8d14-11e5-b305-0242ac110001/mavros-2*.log\r\nInitiating shutdown!\r\n================================================================================\r\n```\r\n\r\nMaybe every 1 out of 4 launches it happens. Do you have an idea what that could be?"},"comment":{"url":"https://api.github.com/repos/mavlink/mavros/issues/comments/157409184","html_url":"https://github.com/mavlink/mavros/issues/432#issuecomment-157409184","issue_url":"https://api.github.com/repos/mavlink/mavros/issues/432","id":157409184,"user":{"login":"vooon","id":1023568,"avatar_url":"https://avatars.githubusercontent.com/u/1023568?v=3","gravatar_id":"","url":"https://api.github.com/users/vooon","html_url":"https://github.com/vooon","followers_url":"https://api.github.com/users/vooon/followers","following_url":"https://api.github.com/users/vooon/following{/other_user}","gists_url":"https://api.github.com/users/vooon/gists{/gist_id}","starred_url":"https://api.github.com/users/vooon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vooon/subscriptions","organizations_url":"https://api.github.com/users/vooon/orgs","repos_url":"https://api.github.com/users/vooon/repos","events_url":"https://api.github.com/users/vooon/events{/privacy}","received_events_url":"https://api.github.com/users/vooon/received_events","type":"User","site_admin":false},"created_at":"2015-11-17T15:45:33Z","updated_at":"2015-11-17T15:45:33Z","body":"Looks like assert in boost internals. That bad sign because boost is a ton of complex code...\r\n\r\nInteresting that error happen in imu_pub. You could blacklist it for verification (but some other plugins will be broken).\r\nOther possible source - you running out of memory. "}}