Commodore VIC-20 User Manual page 171

NOT OUTPUT FILE...An attempt was made 1o PRINT data to a lile
which was specified as input only.
OUT OF DATA...A READ statement was executed but there is no data
( left unREAD in a DATA statement.
OUT OF MEMORY...There is no more RAM available for program or
variables, This may also occur when too many FOR loops have been
nested, or when there are too many GOSUBs in effect.
OVERFLOW...The result of a computation is larger than the largest
( number allowed, which is 1.70141864E + 38.
REDIM'D ARRAY...An array may only be DIMensioned once. If an ar
ray variable is used before that array is DIM'd, an automatic DIM
operation is performed on that array sett ing the number of elements
Jo ten, and any subsequent DIMs will cause this error.
REDO FROM START...Character data was typed in during an INPUT
statement when numeric data was expected. Just re-type the entry so
* that it is correct, and the program will continue by itself.
RETURN WITHOUT GOSUB,..A RETURN statement was encountered,
and no GOSUB command has been issued.
(
STRING TOO LONG...A string can contain up to 255 characters.
SYNTAX...A statement is unrecognizable by the VIC. A missing or ex
tra parenthesis, misspelled keywords, etc.
TYPE MISMATCH...This error occurs when a number is used in place
( of a string, or vice-versa.
UNDEF'D FUNCTION...A user defined function was referenced, but if
has never been defined using the DEF FN statement.
UNDEF'D STATEMENT...An attempt was made to GOTO or GOSUB or
RUN a line number that doesn't exist.
VERIFY...The program on tape or disk does not match the program
( currently in memory.
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