启动spyder 之后，Ipython console 中Connecting to Kernel，出现错误，一直在连接，但是连接不上，Reset Spyder Settings 也解决不了问题。
1Traceback (most recent call last): 2File "F:\Anaconda_pakage\lib\runpy.py", line 193, in _run_module_as_main 3"__main__", mod_spec) 4File "F:\Anaconda_pakage\lib\runpy.py", line 85, in _run_code 5exec(code, run_globals) 6File "F:\Anaconda_pakage\lib\site‑packages\spyder_kernels\console\__main__.py", line 3, in 7start.main() 8File "F:\Anaconda_pakage\lib\site‑packages\spyder_kernels\console\start.py", line 294, in main 9kernel.start() 10File "F:\Anaconda_pakage\lib\site‑packages\ipykernel\kernelapp.py", line 477, in start 11ioloop.IOLoop.instance().start() 12File "F:\Anaconda_pakage\lib\site‑packages\tornado\platform\asyncio.py", line 132, in start 13self.asyncio_loop.run_forever() 14File "F:\Anaconda_pakage\lib\asyncio\base_events.py", line 409, in run_forever 15raise RuntimeError('This event loop is already running') 16RuntimeError: This event loop is already running 17ERROR:tornado.general:Uncaught exception in ZMQStream callback 18Traceback (most recent call last): 19.....
问题解决方法：
卸载 jupyter tornado
conda uninstall jupyter tornado
再重装
conda install jupyter tornado
完美解决问题。
特别感谢 这篇文章的作者 https://blog.csdn.net/blueheart20/article/details/81636241