How To Fix RSDD_ZA324 - Snapshot exported to external memory; available again after import

RSDD_ZA324 - Overview

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 324

• Message text: Snapshot exported to external memory; available again after import

What causes this issue?

The snapshot has been exported to an external storage medium, such as a
magnetic tape drive. It cannot be automatically imported straight away.
However, it is not defective.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Import the snapshot from your external storage medium into your SAP
NetWeaver BW Accelerator. It should then be possible to carry out the
recovery process without any problems.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

RSDD_ZA324 - Details

• The SAP error message RSDD_ZA324 indicates that a snapshot of a data model (like an InfoProvider) has been exported to external memory and is not currently available for use until it is imported back into the system. This situation typically arises in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when dealing with large datasets or when performing certain operations that require memory management.
  
  Cause:
  
  Memory Management: The system automatically exports snapshots to external memory to manage memory usage effectively, especially when dealing with large data models or during heavy processing.
  Data Model Changes: If there are changes made to the data model or InfoProvider, the system may export the snapshot to ensure that the changes can be applied without affecting ongoing processes.
  System Performance: The export may be a part of performance optimization, where the system tries to free up memory for other operations.
  
  
  Solution:
  
  
  Import the Snapshot: The primary solution is to