SYMPTOMS
When you perform a backup by using the Ntbackup.exe utility, the backup proceeds until it is nearly finished, but then it stops. Then, you receive the following error message:
The device reported an error on a request to write data to media.
Error reported: Invalid command. There may be a hardware or media problem. Please check the system event log for relevant failures.
RESOLUTION
Hotfix Information
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows Server 2003 service pack that contains this hotfix.
To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:
Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.
Prerequisites
No prerequisites are required.
Restart Requirement
You must restart your computer after you apply this hotfix.
Hotfix Replacement Information
This hotfix does not replace any
other hotfixes.
File Information
The English version of this fix has the file
attributes (or later) that are listed in the following table. The dates and
times for these files are listed in coordinated universal time (UTC). When you
view the file information, it is converted to local time. To find the
difference between UTC and local time, use the
Time Zone tab
in the Date and Time tool in Control Panel.
Date Time Version Size File name
--------------------------------------------------------------
31-Mar-2003 19:15 5.2.3790.2 1,167,872 Ntbackup.exe
29-Mar-2003 02:41 211 Branches.inf
31-Mar-2003 19:31 10,091 Kb817688.cat
31-Mar-2003 19:16 354 Updatebr.inf
31-Mar-2003 19:16 5,164 Update_rtmqfe.inf
After you apply the fix, you will want to return the media that the error occurred on to a free media pool. To configure the media to automatically return to a free media pool, follow these steps:
- Right-click My Computer, and then click Manage.
- Expand Storage
- Expand Removable Storage.
- Expand Media Pools.
- Right-click the media pool that you want, and then click Properties.
- On the General tab, click to select the Return media to Free media
pool check box.
If you do not click to select the
Return media to Free media pool check box, you must manually move the tapes or the disks in this program media pool to a free media pool when they are no longer needed. After you perform this action, another program can use those tapes or disks.
For additional information, click the following article numbers to view the articles in the Microsoft Knowledge Base:
268994
Remote Storage Service Has No Option to Reclaim Media After Removing a Volume from Management
234776 Remote Storage Services Recommended Practices