It changed the Rel Baro setup to be based on altitude and i had to change my altitude to adjust it back to the metar i use as a standard. I had to set it about 125 feet too low to get Rel Baro back where it belonged.
Jim
Version 2.3.9 with the fix for Rain MTD/YTD bug introduced in 2.3.8 is now available.
Jim
Well, its version 2.3.9 which has messed up my pressure, replacing Absolute with Relative and requiring me to set up an offset to fix. WD has the correct data in the logfiles but the incoming data from GW 1100 is obviously overriding it.
Useful wiki here.