I had the same problem and incompletely hacked a solution as in https://bugs.launchpad.net/ubuntu/+source/autofs/+bug/511245/comments/5. Maybe it can help.
I had the same problem and incompletely hacked a solution as in https:/ /bugs.launchpad .net/ubuntu/ +source/ autofs/ +bug/511245/ comments/ 5. Maybe it can help.