Internal Error #    0      Error system integrity error
 Internal Error #    1      Evaluation stack underflow
 Internal Error #    2      Memory error
 Internal Error #    3      Memory error
 Internal Error #    4      Memory error
 Internal Error #    5      Memory error
 Internal Error #    6      Buffer error
 Internal Error #    7      Buffer error
 Internal Error #    8      Buffer error
 Internal Error #    9      Buffer error
 Internal Error #   10      Too many nested BEGIN SEQUENCE/END blocks
 Internal Error #   11      BEGIN SEQUENCE/END integrity error
 Internal Error #   12      Evaluation stack underflow after BEGIN SEQUENCE/END
 Internal Error #   14      SORT error
 Internal Error #   15      SORT error
 Internal Error #   16      Database not open
 Internal Error #   17      NTX file corrupted
 Internal Error #   18      NTX file corrupted
 Internal Error #   19      NTX file corrupted
 Internal Error #   20      NDX file key type error
 Internal Error #   21      NDX file key type error
 Internal Error #   22      NTX file key type error
 Internal Error #   24      Write Error
 Internal Error #   92      Sort/Index On error
 Internal Error #  332      String/Array memory overflow
 Internal Error #  333      (Insufficient information available)             ?
 Internal Error #  415      Cannot open overlay file
 Internal Error #  416      Read error on dynamic page file
 Internal Error #  442      (Insufficient information available)             ?
 Internal Error #  520      Attempt to get value for an invalid field type
 Internal Error #  521      Replacement of field with invalid data type
 Internal Error #  612      EVAL() given something other than codeblock
 Internal Error #  650      Processor Stack Overflow / Out of stack space
 Internal Error #  666      C Function Attempt to Free Invalid Pointer
 Internal Error #  667      Eval stack crashed
 Internal Error #  668      Runtime error handler error
 Internal Error #  669      Cannot expand MEMVAR table
 Internal Error #  670      Error initializing memory
 Internal Error #  701      Unable to locate keyboard driver upon startup
 Internal Error #  715      Printer not ready
 Internal Error #  773      Dynamic overlay system not linked in
 Internal Error #  777      (Insufficient information available)             ?
 Internal Error #  993      (No information available)                       ?
 Internal Error #  999      Attempt to execure invalid Clipper code
 Internal Error # 1020      Record not found
 Internal Error # 1101      Invalid parameter to _xpushf                     -
 Internal Error # 1102      Requested RDD not linked
 Internal Error # 1104      (No information available)                       ?
 Internal Error # 1110      (No information available)                       ?
 Internal Error # 1210      Index out of sync with database
 Internal Error # 1242      Data type mismatch on key replacement
 Internal Error # 1255      Damaged Index Header                             -
 Internal Error # 2155      Read error on index heading page
 Internal Error # 3511      (Insufficient information available)             ?
 Internal Error # 4406      Temp file read error
 Internal Error # 4412      Indexing miscalculation
 Internal Error # 4414      Indexing miscalculation
 Internal Error # 4424      Error creating temp file
 Internal Error # 5302      Conventional Memory Exhausted
 Internal Error # 5304      Conventional Memory Exhausted
 Internal Error # 5305      VM Swap Space Exhausted
 Internal Error # 5306      Conventional Memory Exhausted
 Internal Error # 5311      VMM Unable to Create Swap File
 Internal Error # 5312      VM Swap File Overallocated
 Internal Error # 5313      VMM Writer Error on Swap File
 Internal Error # 5317      (Insufficient information available)             ?
 Internal Error # 5318      (No information available)                       ?
 Internal Error # 5320      VMM IAMBS Manager Error
 Internal Error # 5321      (Insufficient information available)             ?
 Internal Error # 5333/VMIF Misuse of VMM system
 Internal Error # 8002      ExoSpace: Couldn't allocate VMM
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