Radio Shack TRS-80 Operation Manual page 127

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Computer Graphics Operation Manual
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53 FF
File
~ot
found. Reference was made in a
LOAD, KILL or OPEN statement to a file
which did not exist on the diskette
specified.
55 AO
File already open. An attempt was made
to open a file that was already open.
This error is also output if KILL,
LOAD, SAVE, etc., is given for an open
file.
57 UE Undefined in Model III BASIC.
59 DF Diskette full. All storage space on the
diskette has been used. KILL unneeded
files or use a formatted diskette which
has available space.
61 RN
Bad record number. In a PUT or GET
statement, the record number is either
greater than the allowable maximum,
equal to zero, or negative.
63 MM
Mode mismatch. A sequential OPEN was
executed for a file that already existed
on the diskette as a direct access file,
or vice versa.
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