[IPython-User] iPython notebook kernel died

Thomas Kluyver takowl@gmail....
Thu Oct 10 11:32:39 CDT 2013

Is it possible that you have two versions of IPython installed, and the
kernel process is somehow importing the wrong version of IPython, so it
doesn't match the notebook process? Can you try removing all traces of
IPython and reinstalling it?


On 9 October 2013 06:30, Kirk, James <jkirk@cfa.harvard.edu> wrote:

> Hi,
> I am having problems with the notebook kernel as it is dying immediately
> upon opening and then continues trying to restart itself. I am receiving
> the following errors in the terminal:
> [IPKernelApp] CRITICAL | Bad config encountered during initialization:
> [IPKernelApp] CRITICAL | Unrecognized flag: '--profile-dir'
> 2013-10-09 09:08:07.188 [NotebookApp] WARNING | KernelRestarter: restart
> failed
> 2013-10-09 09:08:07.188 [NotebookApp] WARNING | Kernel
> b03220cb-8b4a-4835-b0e5-f145aa571d10 died, removing from map.
> ERROR:root:kernel b03220cb-8b4a-4835-b0e5-f145aa571d10 restarted failed!
> I am using Python version 2.7.1 and iPython version 1.1.0. I am working
> from a virtual environment so that I can access the developer's version of
> astropy. I was not having any problems with the notebook within the virtual
> environment until I tried to install another package in development which I
> did via git clone. I installed ipython using pip install ipython. The
> package is installed correctly as I can import it and use it when in a
> terminal based ipython session but am not sure that in the process it may
> have caused an issue with notebook.
> I have tried making new ipython configuration files in case this was the
> problem and also deleting all the configuration files so that when I start
> up the notebook it creates the new default config files automatically but
> neither of these work.
> If anyone has any suggestions as to what may be causing the problem they
> would be much appreciated!
> Thanks,
> James Kirk
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