*Is the booking set to allow Allow Auto Actions ("Mails" tab of the booking)?
*Do all trigger events apply to the booking?
'''Delayed trigger of Auto Action:'''
See section Performance and testing above.
'''Auto Action is not editable'''
It can also be something that looks innocent like a combination of numbers and words like "and" or "or" that hackers often use in sql injection attacks.
Once you find the item causing the problem, try rewording it.
== Examples ==