Loretta, hi, Yes I am using a PL2303 cable and that would be the reason as you taught. Many thanks! -- View this message in context: http://baseband-devel.722152.n3.nabble.com/R-running-error-with-branch-burst-ind-tp2862614p2864342.html Sent from the baseband-devel mailing list archive at Nabble.com.