{"action":"created","issue":{"url":"https://api.github.com/repos/classner/fertilized-forests/issues/32","repository_url":"https://api.github.com/repos/classner/fertilized-forests","labels_url":"https://api.github.com/repos/classner/fertilized-forests/issues/32/labels{/name}","comments_url":"https://api.github.com/repos/classner/fertilized-forests/issues/32/comments","events_url":"https://api.github.com/repos/classner/fertilized-forests/issues/32/events","html_url":"https://github.com/classner/fertilized-forests/issues/32","id":134841799,"number":32,"title":"RuntimeError: unregistered class - derived class not registered or exported","user":{"login":"tohnperfect","id":3385277,"avatar_url":"https://avatars.githubusercontent.com/u/3385277?v=3","gravatar_id":"","url":"https://api.github.com/users/tohnperfect","html_url":"https://github.com/tohnperfect","followers_url":"https://api.github.com/users/tohnperfect/followers","following_url":"https://api.github.com/users/tohnperfect/following{/other_user}","gists_url":"https://api.github.com/users/tohnperfect/gists{/gist_id}","starred_url":"https://api.github.com/users/tohnperfect/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tohnperfect/subscriptions","organizations_url":"https://api.github.com/users/tohnperfect/orgs","repos_url":"https://api.github.com/users/tohnperfect/repos","events_url":"https://api.github.com/users/tohnperfect/events{/privacy}","received_events_url":"https://api.github.com/users/tohnperfect/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":12,"created_at":"2016-02-19T11:27:18Z","updated_at":"2016-02-23T13:57:14Z","closed_at":null,"body":"Sorry again Christoph. after i managed to trian the classifier I got this error.\r\n> Traceback (most recent call last):\r\n  File \"hough_train.py\", line 135, in <module>\r\n    pickle.dump(forest, df)\r\n  File \"/home/localadmin/anaconda/lib/python2.7/pickle.py\", line 1376, in dump\r\n    Pickler(file, protocol).dump(obj)\r\n  File \"/home/localadmin/anaconda/lib/python2.7/pickle.py\", line 224, in dump\r\n    self.save(obj)\r\n  File \"/home/localadmin/anaconda/lib/python2.7/pickle.py\", line 306, in save\r\n    rv = reduce(self.proto)\r\nRuntimeError: unregistered class - derived class not registered or exported\r\n\r\nwhich google said it the problem from boosting.\r\nAny suggested workaround for that?\r\n"},"comment":{"url":"https://api.github.com/repos/classner/fertilized-forests/issues/comments/187709299","html_url":"https://github.com/classner/fertilized-forests/issues/32#issuecomment-187709299","issue_url":"https://api.github.com/repos/classner/fertilized-forests/issues/32","id":187709299,"user":{"login":"tohnperfect","id":3385277,"avatar_url":"https://avatars.githubusercontent.com/u/3385277?v=3","gravatar_id":"","url":"https://api.github.com/users/tohnperfect","html_url":"https://github.com/tohnperfect","followers_url":"https://api.github.com/users/tohnperfect/followers","following_url":"https://api.github.com/users/tohnperfect/following{/other_user}","gists_url":"https://api.github.com/users/tohnperfect/gists{/gist_id}","starred_url":"https://api.github.com/users/tohnperfect/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tohnperfect/subscriptions","organizations_url":"https://api.github.com/users/tohnperfect/orgs","repos_url":"https://api.github.com/users/tohnperfect/repos","events_url":"https://api.github.com/users/tohnperfect/events{/privacy}","received_events_url":"https://api.github.com/users/tohnperfect/received_events","type":"User","site_admin":false},"created_at":"2016-02-23T13:57:14Z","updated_at":"2016-02-23T13:57:14Z","body":"I built it from the master branch and I did not change `CMakelists.txt`.\r\nI checked in the the `CMakeCache.txt` the WITH_SERIALIZATION:BOOL=ON.\r\nI am using python 2.7.11|Anaconda 1.9.2 (64-bit) and boost version 1.57"}}