Document ID: 269712
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Backup jobs hang in a running state and have to be canceled, and/or fail with "Final error: 0x456 - The media in the drive may have changed." or "Incorrect function" error.
Exact Error Message
Final error: 0x456 - The media in the drive may have changed.
Event ID 34113: The job failed with the following error: Incorrect function.

Details:
A backup job can fail with a misleading error if there are any communication issues between Backup Exec (tm) and the tape hardware.  

The "Incorrect function" error message may show in the Windows Application Event Viewer Log (Figure 1).

Figure 1


To resolve the media errors, perform the following steps:

1. Confirm that the device drivers and firmware are up to date for all tape hardware  

2. Make sure that the controller, cabling, connectors, and termination are configured per hardware manufacturer recommendations  

3. Only use tape media that is properly rated for the drive

4. Contact the hardware manufacturer if the errors persist


Products Applied:
 Backup Exec for Windows Servers 10.0, 10.0 5484, 10.0 5484 SP1, 10.0 5520, 10d (10.1), 9.0, 9.0 4367, 9.0 4367 SP1, 9.0 4454, 9.0 4454 SP1, 9.1, 9.1 4691, 9.1 4691 SP1, 9.1 4691 SP2
 Backup Exec for Windows Small Business Server 9.1, 9.1 4691, 9.1 4691 SP1
Last Updated: June 30 2005 06:39 AM GMT
Expires on: 365 days from publish date
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Subjects:
 Backup Exec for Windows Servers
   Application: Robotic Library Support, Shared Storage, Troubleshooting
   Equipment: Configuration, Robotic Library Support, Shared Storage
Backup Exec for Windows Small Business Server
   Application: Configuration, Device Management

Languages:
 English (US)

Operating Systems:
Windows 2000

Advanced Server SP3, Advanced Server SP4, Advanced Server Windows Powered SP3, Advanced Server Windows Powered SP4, Datacenter Server SP3, Datacenter Server SP4, Professional SP3, Professional SP4, Server SP3, Server SP4, Server Windows Powered SP3, Server Windows Powered SP4

Windows NT

4.0 Server SP6a, 4.0 Workstation SP6a

Windows NT Small Business Server

2000, 4.0, 4.5

Windows XP

Pro 5.1 64 bit SP1, Pro 5.1 64 bit SP2, Pro 5.1 SP1, Pro 5.1 SP2

Windows Server 2003

DataCenter, DataCenter (IA64), Enterprise (IA64), Enterprise Server, Standard Server, Storage Server, Web Server

Windows Small Business Server 2003

Premium Edition, Standard Edition