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Application Servers Unable to Find Storage Devices Properly

Publication Date:  2012-07-22 Views:  315 Downloads:  0
Issue Description

After installing the UltraPath software on an AS and then scanning for mapped LUNs, duplicated driver letters are found.

Product and version information:
  • S2600
  • S5000 series
  • The OS of the AS is Windows Server 2003
Alarm Information
Handling Process
  1. Uninstall redundant UltraPath software in the AS, and keep one installation directory only.
Root Cause
  1. It is found that the UltraPath is repeatedly installed from different paths.


  • When installing the UltraPath repeatedly from different paths, the confliction of multipathing software occurs, causing the AS fail to find storage devices properly.