Geoff Galitz a écrit : > Any errors from a cron run go to your root mailbox (or whatever user's > crontab it is, when applicable). Check your root mailbox for an error, I'm > assuming the PATH to zenity is not set correctly. That is the usual culprit > in a case like this. > No mail for root. I googled quite some more, and I still have no clue for this. Here's what I have so far : # crontab -l 53 16 * * * export DISPLAY=":0.0" && /usr/bin/zenity --info --text "Test" (yes, all on one line, the wrapping only comes from my mail client) Still not working. Which leaves me clueless.