Not the most specific of replies, but your best port of call would be to talk to Adwords support by phone or email. If you have an account rep, should be quite easy to sort out.
Please also see the page from the AdWords Help Center linked-to below. The title may make you think it is off-topic, but it really is pertinent to your question.
-> What's difference between critical and non-critical notifications?
[adwords.google.com...]
AWA