How To Fix UPB550 - No further ALV instance could be generated (max. &1).

UPB550 - Overview

• Message type: E = Error

• Message class: UPB - BPS: Balance sheet planning messages

• Message number: 550

• Message text: No further ALV instance could be generated (max. &1).

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message UPB550 - No further ALV instance could be generated (max. &1). ?

  The SAP error message UPB550, which states "No further ALV instance could be generated (max. &1)," typically occurs in the context of the ABAP List Viewer (ALV) when the system has reached the maximum number of ALV instances that can be generated. This can happen in various scenarios, such as when running reports or executing transactions that utilize ALV for displaying data.
  
  Cause:
  
  Maximum ALV Instances Reached: The system has a limit on the number of ALV instances that can be created simultaneously. This limit is defined by the parameter max. &1, which indicates the maximum number of ALV instances allowed.
  Resource Constraints: The system may be running low on resources (memory, processes) that are required to create new ALV instances.
  Long-Running Processes: If there are long-running ALV reports or transactions that are still active, they may be consuming the available ALV instances.
  
  
  Solution:
  
  Close Unused ALV Instances: Check if there are any open ALV instances