Hello Michael,

What exactly means:

 Python will crash after importing Nest in Spyder

Is there an error message that could help to find the issue?

Here are some possible solutions for problems with Spyder and conda packages and environments:
https://github.com/spyder-ide/spyder/wiki/Working-with-packages-and-environments-in-Spyder

I hope this helps.

Best

Steffen


-- 
Steffen Graber

SimLab Neuroscience
Division HPC in Neuroscience
Jülich Supercomputing Centre
Institute for Advanced Simulation
Forschungszentrum Jülich GmbH
E-mail: s.graber@fz-juelich.de <mailto:s.graber@fz-juelich.de>
Phone:  +49 2461 61 85457 
http://www.fz-juelich.de/ias/jsc

Institute of Neuroscience and Medicine (INM-6)
Computational and Systems Neuroscience &
Institute for Advanced Simulation (IAS-6)
Theoretical Neuroscience &
JARA Institute Brain Structure-Function Relationships (INM-10)
Forschungszentrum Jülich GmbH
http://www.csn.fz-juelich.de