Help with OSX user/share issue under El Capitan?

> Is there an easy way to modify the directory permissions in OSX under El
> Capitan to restore or replace the user/share directory no longer
> permitted by SIP?

Try the following two commands in a terminal:

sudo mkdir -p ~/Library/Logs/Squeezebox
sudo chown $USER ~/Library/Logs/Squeezebox

You'll be asked for your password.

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Michael