The correct fork has the following value for block 98773

getblockhash 98773
f0f4c53efd2ba306b273a59c252d4c733a52e1d5ac09fe63fad23533d1535f55

If you do not see this value, you are on the wrong fork and need to update your wallet and resync!

0feepool is currently on the correct chain

enc.apool.pl appears to not be on this chain. If you are mining there, please contact them immediately to let them know. I have already sent a message as well.