The NetBackup Java console is unable to preview media needed for a restore from an NDMP backup.

Article:TECH202933  |  Created: 2013-02-19  |  Updated: 2013-10-28  |  Article URL
Article Type
Technical Solution



When the preview button is used for NDMP backups using the Java GUI,  it fails with a popup dialog box displaying an error.


Null for the fileData arg. The exception was thrown from (SR-2)writeFile (vrts.common.server.ServerRequest).


This issue has been reported on NetBackup 7.x Java consoles.  This issue occurs with NDMP backups.


The issue seems to occur if previewing a range of backup images.  As a workaround you could try selecting one or maybe only a couple backups to search on in the GUI.


The formal resolution for this issue (Etrack 2952419) is included in the following release:

  • NetBackup 7.5 Maintenance Release 5 (

NetBackup is now available - please access the Related Article linked below for download and README information.

Supplemental Materials


Java GUI PREVIEW showing tapes needed for a restore fails - "Null for the fileData arg. The exception was thrown from (SR-1)writefile"

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