Hi, I've found a simple test case. The bug is likely something else; still bad.
I 'll handle this in a new upstream release. > pi@pi ~ $ echo '* * * 1/3 * echo test' | crontab > pi@pi ~ $ echo '* * * */3 * echo test' | crontab > crontab: month and day can't be 0 in /tmp/tmp43mzmoa5: * * * */3 * echo test > not replacing crontab Alexandre