How To Fix S1664 - Duplicate tape/device name

SAP Error Message - Details

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 664

• Message text: Duplicate tape/device name

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message S1664 - Duplicate tape/device name ?

  The SAP error message S1664, which indicates "Duplicate tape/device name," typically occurs in the context of SAP's interaction with tape devices or storage systems. This error suggests that there are multiple entries in the system configuration that reference the same tape or device name, leading to a conflict.
  
  Cause:
  
  Duplicate Configuration: The most common cause is that the same tape or device name has been defined more than once in the system configuration.
  Incorrect Device Setup: There may be an issue with how the tape devices are set up in the SAP system or in the underlying operating system.
  System Migration or Changes: If the system has been migrated or if there have been recent changes to the configuration, it may have resulted in duplicate entries.
  
  
  Solution:
  
  
  Check Device Configuration:
  
  Go to the SAP transaction code SPAD (Spool Administration).
  Navigate to the "Output Devices" section and check for any duplicate entries for tape or device names.
  Remove or rename