Overview -- Runtime Error Messages
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 Database required                                   (recoverable)
 Disk Full                                           (non-recoverable)
 Exclusive required                                  (recoverable)
 Expression error                                    (recoverable)
 Field numeric overflow                              (recoverable)
 Index file corrupted                                (recoverable)
 Internal errors                                     (non-recoverable)
 Lock required                                       (recoverable)
 Missing EXTERNAL                                    (recoverable)
 Multiple Error                                      (non-recoverable)
 Not an array                                        (recoverable)
 Not Enough Memory                                   (non-recoverable)
 Open error                                          (recoverable)
 Out of Memory                                       (non-recoverable)
 RUN error                                           (recoverable)
 Subscript range                                     (recoverable)
 Type mismatch                                       (recoverable)
 Type mismatch                                       (recoverable)
 Undefined identifier                                (recoverable)
 Zero divide                                         (recoverable)