Open DZMSFunctions.sqf and find
sleep 2;
and add this directly above it.
diag_log format["[DZMS]: DEBUG: Pos:[%1,%2] / noWater?:%3 / Height:%4", _posX, _posY, _noWater, _tavHeight];
Your rpt when a mission runs will probably start spamming something like this, just let it go for 5 minutes or...