Can't launch jupyter

Hi all,

Can somebody help me with this? I try to launch the Jupyter Notebook from the Navigator and I get the following error.

UnicodeDecodeError: ‘utf-8’ codec can’t decode byte 0xe0 in position 0: invalid continuation byte
/anaconda3/bin/jupyter_mac.command: line 5: 1556 Segmentation fault: 11 $DIR/jupyter-notebook

logout

Saving session…

…copying shared history…

…saving history…truncating history files…

…completed.