Hello Is there any way that we get the number of OS error which we have received. Like i am adding user as: useradd rizwan useradd: user rizwan exists Now in this case i receive message that useradd: user rizwan exists, Is there any way to get the number of this error. Thanks OS Error number -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list