One of ur mods disabled it, look for Data > Menu > Cfg > Dials.cfg
Compare it to the original file an u could find were it's changed
It might be this: Original Dials.cfg entry
[Dial45]
Name=PositionKeeper_Down_Bearing
Type=24; DIAL_SOL_BEARING
;Cmd=Set_TDC_bearing
Dial=0x0
CrtVal=0x42180002
NewVal=0x0
DialVal=0,360
RealVal=360,0; degrees
Circular=Yes
CmdOnDrag=Yes
SndStep=5
SndList=1,Menu.TDC.Bearing,360
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