hi. this seems like a common problem. i think the problem is your firewall is blocking mysql-nt. this is why in the logs it shows as a normal shudown. mysql-nt and wampmysqld need to be allowed to run.
i dunno why this is the case as onse its running the only service is wampmysqld for mysql. but iv installed it 4 times now and windows definitaly asks should it block or let run "mysql-
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