dpkg: warning: parsing file '/var/lib/dpkg/available' near line 94935 package 'pdfstudio': missing description
The simplest, most radical fix is to do
sudo dpkg --clear-avail sudo apt-get update
dpkg: warning: parsing file '/var/lib/dpkg/available' near line 94935 package 'pdfstudio': missing description
sudo dpkg --clear-avail sudo apt-get update