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Article: Q72480
Product(s): Microsoft Macro Assembler
Version(s): 5.1,5.1a
Operating System(s): 
Keyword(s): 
Last Modified: 06-MAY-2001

-------------------------------------------------------------------------------
The information in this article applies to:

- Microsoft Macro Assembler (MASM), versions 5.1, 5.1a 
-------------------------------------------------------------------------------

SYMPTOMS
========

The Microsoft Macro Assembler (MASM) versions 5.1 and 5.1a may create an object
file that cannot be linked properly with LINK because of an LIDATA record that
is too large for LINK to handle. In this case, the following LINK error will be
generated:

  error L2013: LIDATA record too large

CAUSE
=====

The problem results from the fact that MASM may generate an LIDATA record up to
1K in size, which is valid for LIDATA records in the Intel Object Module Format,
but LINK will only accept LIDATA records that are 512 bytes or less. There is
nothing actually wrong with the code generated by MASM except for the fact that
it may contain an object module record that exceeds a documented limitation of
LINK.

RESOLUTION
==========

In MASM version 6.0, the assembler automatically corrects for this situation by
creating multiple LIDATA records as necessary so that none exceed 512 bytes.

STATUS
======

Microsoft has confirmed this to be a problem in MASM versions 5.1 and 5.1a. This
problem was corrected in MASM version 6.0.

MORE INFORMATION
================

The sample code below demonstrates this problem. While MASM 5.1 and 5.1a will
correctly assemble the code, the object file created will cause the following
error when linked:

  error L2013: LIDATA record too large pos: 29E Record type: A2

For more information on the LIDATA record, or any other object module record, see
the "MS-DOS Encyclopedia."

Sample Code
-----------

  ;Assemble options needed: none

  s       STRUC
  fld000  DB      10 dup ( ' ' )
  fld001  DB      10 dup ( ' ' )
  fld002  DB      10 dup ( ' ' )
  fld003  DB      10 dup ( ' ' )
  fld004  DB      10 dup ( ' ' )
  fld005  DB      10 dup ( ' ' )
  fld006  DB      10 dup ( ' ' )
  fld007  DB      10 dup ( ' ' )
  fld008  DB      10 dup ( ' ' )
  fld009  DB      10 dup ( ' ' )
  fld010  DB      10 dup ( ' ' )
  fld011  DB      10 dup ( ' ' )
  fld012  DB      10 dup ( ' ' )
  fld013  DB      10 dup ( ' ' )
  fld014  DB      10 dup ( ' ' )
  fld015  DB      10 dup ( ' ' )
  fld016  DB      10 dup ( ' ' )
  fld017  DB      10 dup ( ' ' )
  fld018  DB      10 dup ( ' ' )
  fld019  DB      10 dup ( ' ' )
  fld020  DB      10 dup ( ' ' )
  fld021  DB      10 dup ( ' ' )
  fld022  DB      10 dup ( ' ' )
  fld023  DB      10 dup ( ' ' )
  fld024  DB      10 dup ( ' ' )
  fld025  DB      10 dup ( ' ' )
  fld026  DB      10 dup ( ' ' )
  fld027  DB      10 dup ( ' ' )
  fld028  DB      10 dup ( ' ' )
  fld029  DB      10 dup ( ' ' )
  fld030  DB      10 dup ( ' ' )
  fld031  DB      10 dup ( ' ' )
  fld032  DB      10 dup ( ' ' )
  fld033  DB      10 dup ( ' ' )
  fld034  DB      10 dup ( ' ' )
  fld035  DB      10 dup ( ' ' )
  fld036  DB      10 dup ( ' ' )
  fld037  DB      10 dup ( ' ' )
  fld038  DB      10 dup ( ' ' )
  fld039  DB      10 dup ( ' ' )
  fld040  DB      10 dup ( ' ' )
  fld041  DB      10 dup ( ' ' )
  fld042  DB      10 dup ( ' ' )
  fld043  DB      10 dup ( ' ' )
  fld044  DB      10 dup ( ' ' )
  fld045  DB      10 dup ( ' ' )
  fld046  DB      10 dup ( ' ' )
  fld047  DB      10 dup ( ' ' )
  fld048  DB      10 dup ( ' ' )
  fld049  DB      10 dup ( ' ' )
  fld050  DB      10 dup ( ' ' )
  fld051  DB      10 dup ( ' ' )
  fld052  DB      10 dup ( ' ' )
  fld053  DB      10 dup ( ' ' )
  fld054  DB      10 dup ( ' ' )
  fld055  DB      10 dup ( ' ' )
  fld056  DB      10 dup ( ' ' )
  fld057  DB      10 dup ( ' ' )
  fld058  DB      10 dup ( ' ' )
  fld059  DB      10 dup ( ' ' )
  s       ENDS

  _TEXT   SEGMENT word public 'CODE'

  main    PROC    far
  main    ENDP

  _TEXT   ENDS

  _DATA   SEGMENT word public 'DATA'
  sinst   s       <>
  _DATA   ENDS

          END

Additional query words: 5.10 5.10a buglist5.10 buglist5.10a fixlist6.00

======================================================================
Keywords          :  
Technology        : kbMASMsearch kbAudDeveloper kbMASM510 kbMASM510a
Version           : :5.1,5.1a
Solution Type     : kbfix

=============================================================================

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