Whether or not you are certain you are using the right client, can you please go to the OP and download the client for your system. Then brute-force a sync to the correct chain by using the bootstrap.

See here: https://bitcointalk.org/index.php?topic=1070124.msg11502274#msg11502274

Delete your peers.dat before you restart. You'll get a bunch of good peers from the seednode.

Then, as soon as you are synced and connected, start staking.