Error Exception: marshal data too short

[Traelin]

--- Lich: go2 active.
--- Exception: marshal data too short
C:/lich/lich.rbw:3624:in `load'
--- Lich: go2 has exited.

How do I fix this?

[Tillmen]

Your map database got corrupted.
;updater update forcemap

[Traelin]

Thank you Tillmen, helpful as always.