Windows NT 4.0 OLE Automation Data Marshalling Error (159789)


The information in this article applies to:

  • Microsoft Windows NT Workstation 4.0
  • Microsoft Windows NT Server 4.0
This article was previously published under Q159789

SYMPTOMS

When running a Visual Basic program that uses OLE Automation, the following error may occur:
Error number 0x8001011D: OLE Automation Error. The marshaled interface data packet (OBJREF) has an invalid or unknown format.

CAUSE

Changes made to OLE and to RPC for Windows NT version 4.0 introduced problems with marshalling data. The problem is more prevalent on very fast computers.

STATUS

Microsoft has confirmed this to be a problem in Microsoft Windows NT version 4.0. This problem was corrected in the latest Microsoft Windows NT 4.0 U.S. Service Pack. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

S E R V P A C K

Modification Type:MajorLast Reviewed:2/22/2002
Keywords:kbbug kbnetwork KB159789
©2002 Microsoft Corporation. All rights reserved.