STOP 0x50 in Rdr.sys If Pathname Too Long in SMB

This article was previously published under Q163620
This article has been archived. It is offered "as is" and will no longer be updated.
SYMPTOMS
When you use Windows NT to access a file with an extremely long file namethat is nested in a long path, the following blue screen STOPerror message may occur:
STOP 0x00000050 (0xff737000 0x00000001 0x00000001 0x00000000)
Note: The first parameter will vary, but the last three should always bethe same.
CAUSE
The Redirector (Rdr.sys) does not check the path name before sending aQuery_Information server message block (SMB).
RESOLUTION
To resolve this problem, use one of the following methods:
  • Reduce the length of the path and/or the length of the filename of the file being accessed on the server.
  • Apply the Windows NT service pack mentioned in this article.
STATUS
Microsoft has confirmed this to be a problem in Windows NT version 4.0.This problem is corrected in the latest Microsoft Windows NT 4.0 U.S.Service Pack. For information on obtaining the service pack, query on thefollowing word in the Microsoft Knowledge Base (without the spaces):
S E R V P A C K
0xa nwrdr hotfix
Properties

Article ID: 163620 - Last Review: 12/29/2014 11:23:11 - Revision: 1.1

  • Microsoft Windows NT Workstation 4.0 Developer Edition
  • Microsoft Windows NT Server 4.0 Standard Edition
  • kbnosurvey kbarchive kbbug KB163620
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