Commodore Plus 4 - SECTION 4 Error Messages; BASIC Error Messages

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SECTION 4 These error messages are printed by BASIC. You can also PRINT
the messages through the use of the ERR$() function. The error
number refers only to the number assigned to the error for use with
this function.
Error Messages
~
n
ERROR # ERROR NAME
1 TOO MANY FILES
2 FILE OPEN
3 FILE NOT OPEN
FILE NOT FOUND
5 DEVICE NOT PRESENT
6 NOT INPUT FILE
7 NOT OUTPUT FILE
8 MISSING FILE NAME
9 ILLEGAL DEVICE
NUMBER
10 NEXT WITHOUT FOR
11 SYNTAX
There is a limit of 10 files
OPEN atone time.
An attempt was made to open
a file using the number of an
already open file.
The file number specified in
an I/O statement must be
opened before use.
Either no file with that name
exists (disk) or an end-of-tape
marker was read (tape).
The required I/O device not
available.
An attempt made to GET or
INPUT data from a file that
was specified as output only.
An attempt made to send
data to a file that was speci
fied as input only.
An OPEN. LOAD, or SAVE to
the disk drive generally re
quires a file name.
An attempt made to use a
device improperly (SAVE to
the screen, etc.)
Either loops are nested in
correctly, or there is a variable
name in a NEXT statement
that doesn't correspond with
one in a FOR.
A statement is unrecogniza
ble by BASIC. This could be
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