AT&T 6300 Programmer's Manual page 677

CODE NUMBER
19
20
22
23
24
25
26
27
Error Codes
MESSAGE
No RESUME
An error handling routine is entered but con-
tains no RESUME statement.
RESUME without error
A RESUME statement is encountered before
an error handling routine is entered.
Missing operand
An expression contains an operator with no
operand following it.
Line buffer overflow
An attempt has been made to input a line
that has too many characters.
Device Timeout
GWBASIC did not receive information from
an I/O device within a predetermined amount
of time.
Device Fault
In GWBASIC, will only occur when a fault
status is returned from the Line Printer inter-
face. Usually indicates a hardware error in the
printer or interface card.
FOR without NEXT
A FOR statement was encountered without
a matching NEXT.
Out of paper
The printer is out of paper or is not switched
on. Insert paper, ensure power is switched on
and continue.
D-7