0   bad character on input
1   syntax error
2   ill formed constant
3   id does not match block id
4   bad module id
6   id already declared
7   undefined id
8   no body allowed in def mod
9   missing string terminator
10  implementation does not match definition
11  type expected
12  wrong class of identifier
13  incompatible types
14  constant expected
15  range min > max
16  bad base type
17  range too big
18  not array type
19  can't operate on addresses
20  out of registers
21  unexpected operand in code generation
22  illegal opaque type
23  would cause stack overflow
24  operand stack underflow
25  bad operands in store
26  value out of range
27  not a record
28  jump out of range
29  not a pointer
30  forward type not declared
31  illegal procedure type
32  error in reg allocation in return
33  invalid operation on this type
34  invalid coertion
35  enumeration too big
36  open array illegal here
37  invalid increment
38  duplicate label
39  procedure not at level 0
40  cannot recover from previous errors
41  expression overflow
42  open comment at EOF
43  identifier expected
44  = expected
45  , or : expected
46  ; expected
47  range or scalar type wanted here
48  duplicate CASE value
49  FOR step too large (small)
50  unimplemented objects
51  string too long
52  invalid option specified
53  not enough parameters
54  too many parameters
55  not procedure type
60  internal error
61  not enough operands
62  type conflict
63  type not specified
64  illegal operand
65  too many operands
66  constant too big
67  illegal operand combination
68  LCXZ or LOOP out of range
70  var not accessible in ASM
71  invalid constant for ASM
72  invalid use of register
73  qualifier invalid w/ register
74  label or ADDRESS var expected here
75  undefined label(s)
76  duplicate label
77  illegal variable arithmetic
80  procedure too long
81  too much initialized data
82  too many jumps
83  Op Stack overflow
84  LOOPs nested too deeply
85  too many case labels
86  data segment > 64k
87  local size > 32k
88  structure or param list too big
89  too many labels in CASE
90  file not found
91  premature end of file
92  file >64k
93  can't open OBJ file
94  error writing to OBJ file
98  feature not implemented
99  system error