Can you do the command
ls -l /usr/lib/cups/backend*
and post the output here?
Can you execute all files, one after the other, in the /usr/lib/cups/backend directory (without command line options) and post the output here?
Can you do the command
ls -l /usr/lib/ cups/backend*
and post the output here?
Can you execute all files, one after the other, in the /usr/lib/ cups/backend directory (without command line options) and post the output here?