Did everthing you said dev but this is my problem.
Status: conflicted
Date: 16.03.2016 15:47
Debit: -3522.00 PEPE
Net amount: -3522.00 PEPE
Transaction ID: 0ae3015e3c8e727973debae8e06d5fb87c04c70779ad93bd2131bcc3bc30d6a0-000
Date is wrong and i sent it today.
I had same problem. backuped wallet.dat, deleted everything in /roaming/PepeCoin
And then placed wallet.dat in new PepeCoin folder. Worked for me