For BBj-specific information, see !ERROR Changes in BBj.
Using the SAVE, LOAD, CALL, RUN, or ADDR verb on a non-program file.
String arguments of the AND(), IOR(), and XOR() functions do not have the same length.
The seed string argument of HSH() and CRC() is not two bytes long.
Executing a FILE statement with bad parameters.
Attempting to reference a disk that is not a valid disk, or a disk that has been disabled via the DSKSYN option.
Invalid key table string encountered. This could be a string passed as the second string in a FILE verb or it could be the result of a corrupted MKEYED file header.
A KNUM= option is attempting to select a key number that does not exist.
Attempting on statement on a C-ISAM file that did not have a record extracted.