{"action":"created","issue":{"url":"https://api.github.com/repos/nengo/nengo_gui/issues/512","labels_url":"https://api.github.com/repos/nengo/nengo_gui/issues/512/labels{/name}","comments_url":"https://api.github.com/repos/nengo/nengo_gui/issues/512/comments","events_url":"https://api.github.com/repos/nengo/nengo_gui/issues/512/events","html_url":"https://github.com/nengo/nengo_gui/issues/512","id":99041100,"number":512,"title":"Using nengo_gui in IPython crashes","user":{"login":"tbekolay","id":203709,"avatar_url":"https://avatars.githubusercontent.com/u/203709?v=3","gravatar_id":"","url":"https://api.github.com/users/tbekolay","html_url":"https://github.com/tbekolay","followers_url":"https://api.github.com/users/tbekolay/followers","following_url":"https://api.github.com/users/tbekolay/following{/other_user}","gists_url":"https://api.github.com/users/tbekolay/gists{/gist_id}","starred_url":"https://api.github.com/users/tbekolay/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tbekolay/subscriptions","organizations_url":"https://api.github.com/users/tbekolay/orgs","repos_url":"https://api.github.com/users/tbekolay/repos","events_url":"https://api.github.com/users/tbekolay/events{/privacy}","received_events_url":"https://api.github.com/users/tbekolay/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-08-04T19:14:35Z","updated_at":"2015-08-04T19:25:50Z","closed_at":null,"body":"I just tried to run some summer school tutorials that use `IPythonViz`. The network builds fine, and GUI pops up in the cell as expected, but when I try to run the model, I get the following error a whole bunch of times (probably in a `while True` loop) before I have to stop the kernel:\r\n\r\n```python\r\nTraceback (most recent call last):\r\n  File \"/home/tbekolay/Code/nengo_gui/nengo_gui/server.py\", line 143, in ws_viz_component\r\n    component.update_client(client)\r\n  File \"/home/tbekolay/Code/nengo_gui/nengo_gui/components/sim_control.py\", line 90, in update_client\r\n    status = self.get_status()\r\n  File \"/home/tbekolay/Code/nengo_gui/nengo_gui/components/sim_control.py\", line 104, in get_status\r\n    if self.page.error is None:\r\nAttributeError: 'Page' object has no attribute 'error'\r\n```"},"comment":{"url":"https://api.github.com/repos/nengo/nengo_gui/issues/comments/127728334","html_url":"https://github.com/nengo/nengo_gui/issues/512#issuecomment-127728334","issue_url":"https://api.github.com/repos/nengo/nengo_gui/issues/512","id":127728334,"user":{"login":"tcstewar","id":2380772,"avatar_url":"https://avatars.githubusercontent.com/u/2380772?v=3","gravatar_id":"","url":"https://api.github.com/users/tcstewar","html_url":"https://github.com/tcstewar","followers_url":"https://api.github.com/users/tcstewar/followers","following_url":"https://api.github.com/users/tcstewar/following{/other_user}","gists_url":"https://api.github.com/users/tcstewar/gists{/gist_id}","starred_url":"https://api.github.com/users/tcstewar/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tcstewar/subscriptions","organizations_url":"https://api.github.com/users/tcstewar/orgs","repos_url":"https://api.github.com/users/tcstewar/repos","events_url":"https://api.github.com/users/tcstewar/events{/privacy}","received_events_url":"https://api.github.com/users/tcstewar/received_events","type":"User","site_admin":false},"created_at":"2015-08-04T19:25:50Z","updated_at":"2015-08-04T19:25:50Z","body":"Argh!  Yup, that's broken.\r\n\r\nI found a fix and will put in a PR asap.  Thank you!"}}