On-line Sat_ID : the (debugging) 'lock.txt' file should flush on write.  I was getting crashes and an empty debug file,  which doesn't help anybody at all.
On-line Sat_ID : the (debugging) 'lock.txt' file should flush on write.  I was getting crashes and an empty debug file,  which doesn't help anybody at all.

Bill-Gray/sat_code,Bill-Gray/sat_code