We offer a new .BAS Updater utility to update old Surfer .BAS scripts so they work with new Surfer versions. See

http://rayfract.com/help/release_notes.pdf

bullets for Feb 28, 2018.

. Download the utility at

http://rayfract.com/common/BasConvrt.exe

. Run on the PC where you installed an old version of our software and want to run it with new Surfer version.

For issues with calling into Surfer see

http://rayfract.com/help/rayfract.pdf

chapter Calling Surfer.