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Articles from the Microsoft Knowledge Base relating to NTBackup (Windows Backup, Removable Storage, and tape drives) have been sorted chronologically and provided here for your convenience. Also try our unique search engine.
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161201 - NTBackup.exe from WinNT 3.51 SP5 Causes Verify Errors
After installing Service Pack 5 on Windows NT 3.51, you may start to see verify errors in NTBackup. The errors you see, in either your NTbackup screen or Backup.log, will have the following format: *File information found on tape: *%FileName% %Size%...
160144 - XADM: You do not have Permission to Access Portions of the Directory or Information Store
When you attempt to restore the Microsoft Exchange Directory or Information Store from an online backup, you may receive the following error: You do not have permission to access portions of \<directory>. Please see the owner or administrator to get...
159218 - Proper Backup of Open Files Using Ntbackup
Files may not be properly restored with a backup program (such as Windows NT Backup).
159055 - NTBACKUP Always Reports Time as PM in Backup.log
When you use NTBACKUP in Windows NT Server version 4.0 and Windows NT Workstation version 4.0, and you set the clock to use twenty-four hour time, there is an incorrect PM setting appended to the operation in the Backup.log file. Twenty-four hour time...
159046 - Ntbackup.exe Does Not Work with Removable-Media Drives
Windows NT Backup does not detect removable-media drives (such as Zip drives and Syquest drives).
158740 - Cannot Use Date Option in "AT" Scheduler Because There Is No Korean Input Method Editor
When you use the AT command for scheduled NTBACKUP sessions in Windows NT Server Korean version 3.51, the Date option cannot be used because Windows NT Server Korean version 3.51 does not have a Korean input method editor for MS-DOS Command Prompt....
157987 - XADM: Windows NT SP5 Overwrites Ntbackup.exe
If you install a copy of Windows NT Server 3.51 Service Pack 5, the version of Windows NT Backup (Ntbackup.exe) installed lacks Microsoft Exchange functionality.
157979 - NT/RDR: "Access Denied" with Windows NT 4.0 Ntbackup
Windows NT 4.0 Ntbackup displays an "access denied" error if you try to access directories under a remote share to which you have connected. Therefore, you are not able to back up any remote files or directories.
157173 - Ntbackup.exe Generates Error Using 4-Character Description
If you use the /d switch as part of the syntax for the NTBACKUP command, you may receive the following error message: An application error has occurred and an application error log is being generated. Ntbackup.exe Ntbackup.exe then tries to log an...
156715 - XADM: Unable to Back Up Exchange on Remote Server from NT 4.0
When you run the Ntbackup utility on a Windows NT 4.0 computer and you try to back up a remote Microsoft Exchange server, the backup fails with abnormal termination while backing up the files. It always fails on the second file while backing up either...
155600 - XFOR: Misleading Dialog During Restore Using NTBackup
When you restore a Microsoft Exchange Server on-line backup using the Windows NT NTBackup program, and you choose to restore both the Directory and the Information Store, you will be presented with a Restore Information dialog box that can be...
155236 - Ntbackup Error: No Uncataloged Sets Were Found on Tape
During the restoration of data from Ntbackup, double-clicking tapes may produce the following error message: No uncataloged sets were found on tape. If the tape is read successfully, the option to restore by individual file or subdirectory may be...
153984 - NTBackup Utility Unusable; Err Msg: "NTBackup Error"
The NTBackup utility is unusable. The following error message may appear when you try to start your backup procedure: NTBackup error
153839 - Tape Backup Restore Fails on Extremely Full Volumes
When NTBACKUP attempts to read the catalog file of a tape backup volume, one of the following error messages is displayed: Catalog Information: Unable to load catalog data from tape. -or- Catalog Error: Error writing a catalog file, check available...
153232 - Driver for Use with Wangtek 5100 Tape Drive
Windows NT does not provide direct support for the Wangtek 5100 tape drive but it may be possible to use the device with drivers for other Wangtek units.
152313 - XADM: Using the AT Backup Command with Microsoft Exchange
You can use the AT command to automate your Online backup procedures. The AT command requires that the Schedule service is running on the NT Server. The AT command to run an online backup of the Microsoft Exchange Directory Store and Information Store...
150302 - Overlapped I/O to Tape Results In Data Corruption
Data corruption occurs when you write data to the Windows NT 3.51 tape drivers using overlapped I/O. The Windows NT backup program NTBackup.exe does not support overlapped I/O, so this problem only affects developers writing third-party backup...
150276 - ActiveX Developers Kit CD-ROM SP Hangs Windows NT
When you install Windows NT 3.51 Service Pack (SP) 4 from the Microsoft ActiveX Developers Kit compact disc, the files NTbackup.dll and NTdll.dll are not copied correctly and the system stops responding. When you run Update.exe for SP4, the following...
148957 - NTBACKUP Fails With Application Error During Verify Process
A computer running Windows NT NTBACKUP.EXE may intermittently fail during the Verify Process, displaying the following error: Verify Status: NTBACKUP.EXE Application Error Instruction at 017A1B8A Memory location 00131000 The Memory could not be read....
148126 - Files With Changed Permissions Not Incrementally Backed Up
When you change permissions to files and directories in File Manager, the file or directory entry time stamp or attribute does not change. Only the Access Control Lists (ACL) are modified. Therfore, you cannot perform incremental backup of these files...
147855 - XADM: Windows NT SP4 Overwrites NTBACKUP.EXE
Windows NT Server 3.51 Service Pack 4 is provided with the Microsoft Exchange Server compact disc. If you install a copy of Windows NT Server 3.51 Service Pack 4 other than the one provided with the Microsoft Exchange Server compact disc, a version of...
147458 - End of Media Crossing During Windows NT Tape Backup
The Windows NT backup program Ntbackup.exe stops responding while spanning tapes, just after you insert a new tape. This can occur when you are performing either a differential or a full tape backup.
147121 - XADM: Cannot Incremental Restore Until Full Backup Is Restored
When you attempt an Incremental Restore of the Information Store, the following error message appears: Unable to restore data to <Server Name>\<Directory>, Check the application event log for more information. The following Source NTBackup event...
142273 - Backing up in-use WINS Database Files Can Cause Corruption
The Windows Internet Name Service (WINS) service stops replicating with its partners and the following error is logged in the system log: 4204 - "An error was encountered in the database. You might need to restore the database from a backup."
142025 - PRB: NTBackup and Beam & Whiteside NFS Generate DR. Watson
When you use NTbackup to back up a shared NFS volume over the network by using Beam & Whiteside's NFS software, NTbackup may cause a DR Watson error when starting to backup the NFS volume. For example: The application error states that the instruction...
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