$ERR_ILLCHN
10
Illegal channel number specified
You’ve specified a channel number that is less than 1 or greater than 1024. Channel numbers appear as part of I/O statements and as arguments to some system-supplied external subroutines.
10
Illegal channel number specified
You’ve specified a channel number that is less than 1 or greater than 1024. Channel numbers appear as part of I/O statements and as arguments to some system-supplied external subroutines.