{"action":"created","issue":{"url":"https://api.github.com/repos/freeorion/freeorion/issues/473","repository_url":"https://api.github.com/repos/freeorion/freeorion","labels_url":"https://api.github.com/repos/freeorion/freeorion/issues/473/labels{/name}","comments_url":"https://api.github.com/repos/freeorion/freeorion/issues/473/comments","events_url":"https://api.github.com/repos/freeorion/freeorion/issues/473/events","html_url":"https://github.com/freeorion/freeorion/issues/473","id":131992714,"number":473,"title":"Server crash on single player game load [build 2016-02-07.162e8cd]","user":{"login":"Vezzra","id":10279417,"avatar_url":"https://avatars.githubusercontent.com/u/10279417?v=3","gravatar_id":"","url":"https://api.github.com/users/Vezzra","html_url":"https://github.com/Vezzra","followers_url":"https://api.github.com/users/Vezzra/followers","following_url":"https://api.github.com/users/Vezzra/following{/other_user}","gists_url":"https://api.github.com/users/Vezzra/gists{/gist_id}","starred_url":"https://api.github.com/users/Vezzra/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Vezzra/subscriptions","organizations_url":"https://api.github.com/users/Vezzra/orgs","repos_url":"https://api.github.com/users/Vezzra/repos","events_url":"https://api.github.com/users/Vezzra/events{/privacy}","received_events_url":"https://api.github.com/users/Vezzra/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/freeorion/freeorion/labels/bug","name":"bug","color":"fc2929"}],"state":"open","locked":false,"assignee":null,"milestone":{"url":"https://api.github.com/repos/freeorion/freeorion/milestones/15","html_url":"https://github.com/freeorion/freeorion/milestones/Next%20release","labels_url":"https://api.github.com/repos/freeorion/freeorion/milestones/15/labels","id":1226316,"number":15,"title":"Next release","description":"Bugs, features and pull requests that should be fixed until next release.","creator":{"login":"adrianbroher","id":84891,"avatar_url":"https://avatars.githubusercontent.com/u/84891?v=3","gravatar_id":"","url":"https://api.github.com/users/adrianbroher","html_url":"https://github.com/adrianbroher","followers_url":"https://api.github.com/users/adrianbroher/followers","following_url":"https://api.github.com/users/adrianbroher/following{/other_user}","gists_url":"https://api.github.com/users/adrianbroher/gists{/gist_id}","starred_url":"https://api.github.com/users/adrianbroher/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/adrianbroher/subscriptions","organizations_url":"https://api.github.com/users/adrianbroher/orgs","repos_url":"https://api.github.com/users/adrianbroher/repos","events_url":"https://api.github.com/users/adrianbroher/events{/privacy}","received_events_url":"https://api.github.com/users/adrianbroher/received_events","type":"User","site_admin":false},"open_issues":12,"closed_issues":147,"state":"open","created_at":"2015-07-26T16:21:09Z","updated_at":"2016-02-09T14:21:39Z","due_on":null,"closed_at":null},"comments":9,"created_at":"2016-02-07T17:59:12Z","updated_at":"2016-02-09T14:56:08Z","closed_at":null,"body":"When trying to load a saved game, the server crashes, and the client displays the \"connection to server lost\" error. The logs didn't contain anything useful, but when launching from the command line, I get the following output:\r\n```\r\nAssertion failed: (initialized_), function operator*, file /Users/user/SoftwareProjekte/FO/src/Xcode/dep/include/boost/iostreams/detail/optional.hpp, line 55.\r\n```\r\nSo, it's a failing assertion. Otherwise, um, utterly clueless..."},"comment":{"url":"https://api.github.com/repos/freeorion/freeorion/issues/comments/181902017","html_url":"https://github.com/freeorion/freeorion/issues/473#issuecomment-181902017","issue_url":"https://api.github.com/repos/freeorion/freeorion/issues/473","id":181902017,"user":{"login":"Vezzra","id":10279417,"avatar_url":"https://avatars.githubusercontent.com/u/10279417?v=3","gravatar_id":"","url":"https://api.github.com/users/Vezzra","html_url":"https://github.com/Vezzra","followers_url":"https://api.github.com/users/Vezzra/followers","following_url":"https://api.github.com/users/Vezzra/following{/other_user}","gists_url":"https://api.github.com/users/Vezzra/gists{/gist_id}","starred_url":"https://api.github.com/users/Vezzra/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Vezzra/subscriptions","organizations_url":"https://api.github.com/users/Vezzra/orgs","repos_url":"https://api.github.com/users/Vezzra/repos","events_url":"https://api.github.com/users/Vezzra/events{/privacy}","received_events_url":"https://api.github.com/users/Vezzra/received_events","type":"User","site_admin":false},"created_at":"2016-02-09T14:56:08Z","updated_at":"2016-02-09T14:56:08Z","body":"No, that patch didn't help. But I've been able to narrow down which line in SaveLoad.cpp exactly triggers the assertion: line 318, `s_sink.flush();` in this code section:\r\n```\r\n            // set up filter to decompress data\r\n            boost::iostreams::filtering_istreambuf i;\r\n            i.push(boost::iostreams::zlib_decompressor());\r\n            i.push(c_source);\r\n            boost::iostreams::copy(i, s_sink);\r\n            s_sink.flush();\r\n```\r\nBut I'm a bit lost how to apply the solution from the link you provided to this situation here..."}}