"Stop 0x50" Transferring Files over RAS with Windows NT 4.0

This article was previously published under Q155573
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When you are downloading files using FTP with Windows NT 4.0, you mayreceive the following error message on a blue screen:
Running Windows NT 4.0 with an incorrect version of the Aic78xx.sys driverfor Adaptec SCSI adapters causes this condition to occur intermittently.
Check the time and date stamp and file size of the Aic78xx.sys driver todetermine if the correct Windows NT 4.0 version is installed. This driverfile is located in Winnt\System32\Drivers folder.
   Aic78xx.sys   27K   8/2/96 1:30 AM				

Compare the installed aic78xxx.sys file with the one located on the WindowsNT 4.0 CD-ROM and if it is different, replace it.
prodnt winnt

Article ID: 155573 - Last Review: 10/01/2013 02:57:29 - Revision: 1.1

  • Microsoft Windows NT Server 4.0 Standard Edition
  • Microsoft Windows NT Workstation 4.0 Developer Edition
  • kbnosurvey kbarchive kbnetwork KB155573