a problem in access to acp to re-upgrade Forum

I can not re-upgrade after the forum that you encounter a problem To upgrade And requires me to re-enter the powers of administration
But the message that comes The information is incorrect
I'm thinking that I have cleared admin files in ftp And put more of a topic in more than one location But the problem is the rest of the And forum id brokn now.
Can anyone help me solve the problem
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The topic was raised here too