conda returns 'Solving environment: failed'
I can not use the conda utility anymore. I use it regularly since years but lately, since I installed the python module scp (with the command conda install scp , I don’t know if it matters) without anything visibly unusual, I get the error below whatever the command as soon as I use conda (conda install …, conda update …, conda uninstall …, … , the message is always the same): Solving environment: failed # >>>>>>>>>>>>>>>>>>>>>> ERROR REPORT <<<<<<<<<<<<<<<<<<<<<< Traceback (most recent call last): File "/Users/steph/anaconda/lib/python3.5/site-packages/conda/exceptions.py", line 819, in _