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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"NUnit Embedded tests fail occasionally on Python3","articleBody":"### Environment\r\n\r\n-   Pythonnet version: Current\r\n-   Python version: 3.3+\r\n-   Operating System: Windows\r\n\r\n### Details\r\n\r\n-   Describe what you were trying to get done.\r\n\r\nRun Unit tests on AppVeyor\r\n\r\n-   If there was a crash, please include the traceback here.\r\n\r\n```\r\nExecution Runtime: net-3.5\r\nOpenCover.Console.exe : \r\nAt C:\\projects\\pythonnet\\ci\\appveyor_run_tests.ps1:22 char:1\r\n+ .$OPENCOVER -register:user -searchdirs:\"$RUNTIME_DIR\" -output:cs.cove ...\r\n+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r\n    + CategoryInfo          : NotSpecified: (:String) [], RemoteException\r\n    + FullyQualifiedErrorId : NativeCommandError\r\n \r\nUnhandled Exception: System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.\r\n   at Python.Runtime.Runtime.PyGILState_Ensure()\r\n   at Python.Runtime.PythonEngine.AcquireLock() in C:\\projects\\pythonnet\\src\\runtime\\pythonengine.cs:line 309\r\n   at Python.Runtime.PyObject.Dispose(Boolean disposing) in C:\\projects\\pythonnet\\src\\runtime\\pyobject.cs:line 118\r\n   at Python.Runtime.PyObject.Dispose() in C:\\projects\\pythonnet\\src\\runtime\\pyobject.cs:line 129\r\n   at Python.Runtime.PyObject.Finalize() in C:\\projects\\pythonnet\\src\\runtime\\pyobject.cs:line 46\r\nFatal Python error: take_gil: NULL tstate\r\n...F.Unhandled Exception:\r\n```\r\n\r\n### Possibly related\r\n\r\nhttps://bugs.python.org/issue26003\r\nhttps://bugs.python.org/issue19576\r\nhttps://bugs.python.org/issue20891\r\nhttp://stackoverflow.com/questions/4866701/python-pygilstate-ensure-release-causes-segfault-while-returning-to-c-from-p","author":{"url":"https://github.com/vmuriart","@type":"Person","name":"vmuriart"},"datePublished":"2017-02-07T23:02:05.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/364/pythonnet/issues/364"}