DEC TLZ07 DAT Drive Not Recognized After Service Pack 5

ID: Q157678

The information in this article applies to:

Microsoft Windows NT Server version 3.51

SYMPTOMS

After installing Service Pack 5 on your Alpha NT 3.51 server, you may not be able to access DEC TLZ07 4MM DAT Tape Drive and may receive the following errors in the event log:

Event ID: 7026

Source: Service Control Manager
Description: The following boot-start or system-start driver(s) failed to load: 4mmdat.sys

Event ID: 7000

Source: Service Control Manager
Description: The 4mmdat service failed to start due to the following error: the system cannot find the device specified

CAUSE

The 4mmdat.sys driver that is replaced by Service Pack 5 is incompatible with these drives.

RESOLUTION

Connect to DEC's World Wide Web site at:

http://www.compaq.com/support/

Download the DECTAPE file containing all of the drivers. The original file on the computer will be 4mmdat.sys, dated 05-26-95 36,752K. The file to replace it with in the %SystemRoot%\System32\Drivers subdirectory will be the one you just downloaded named 4mmdat.sys dated 11-02-94 50,624K.

The third-party contact information included in this article is provided to help you find the technical support you need. This contact information is subject to change without notice. Microsoft in no way guarantees the accuracy of this third-party contact information.

STATUS

Microsoft has confirmed this to be a problem in Windows NT version 3.51. We are researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available.

Additional query words: prodnt

Keywords : kbhw kbsetup ntdriver nthw
Version : winnt:3.51
Platform : winnt
Issue type :