PM me your debug.log lines

block 1306 hash 0413b8006c6eaf596ed3acb9ef50c9e5df7fd88bb6c5202a39c2f7dc70ca886c
There is no fork but, added checkpoint  for block 1306 to gihub just incase.
Copy your wallet.dat into safe place and try synch with new wallet.dat.

I want to know if you are using wallet imported from old hexxcoin or newly generated wallet?

Possible solution for later releases
https://github.com/zcoinofficial/zcoin/commit/5ba91526714552f02370f44d68009231c2ef5125