Overwinter is active Critical error will not mine a single block

[osheen2241]

2018-07-28 01:52:26 Running ZcashMiner with 2 transactions in block (509 bytes)
2018-07-28 01:53:27 ERROR: ContextualCheckTransaction: overwinter is active
2018-07-28 01:53:27 ERROR: ProcessNewBlock: AcceptBlock FAILED
2018-07-28 01:53:27 ERROR: ReadBlockFromDisk: OpenBlockFile failed for CBlockDiskPos(nFile=-1, nPos=0)
2018-07-28 01:53:45 keypool reserve 11
2018-07-28 01:53:45 CreateNewBlock(): total size 13603
2018-07-28 01:53:45 keypool return 11

Overwinter is active Critical error will not mine a single block

linux 18.04, zcash 1.1.2, znomp latest build

Tried all other overwinter solutions on this thread including changing transaction.js. Will not mine a single block. Lost two blocks to this issue already.