This article was previously published under Q186081
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When you use Microsoft Exchange Backup or NTBackup to restore aDLT2000/4000/7000 tape to a local or remote disk at network speed of 100megabits per second or higher, the Windows NT computer may receive thefollowing error:
The problem is seen only on multiprocessor systems, but it may occur onsingle processor systems also.
During a high throughput DLTxxxx restore operation (that is, backup-dedicated servers), the computer may receive a stop error. This error iscaused by a divide overflow in the Tcpip.sys function, TDIQueryInformation.
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
152734 How to Obtain the Latest Windows NT 4.0 Service Pack
Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.