I installed Python 3.4 on my Windows 7 laptop several months ago as part of Anaconda (https://www.continuum.io/downloads). My installation included the Spyder IDE, and I hav
I know this is an old thread but having just had the same problem an answer that worked for me from https://github.com/spyder-ide/spyder/issues/3005
My problem appeared to be that the status of spyder was still running so wouldn't open. To fix this you need to look for a directory called .spyder2 in your Users\ directory, then find a file called spyder.lock and remove it.