How To Fix STC_SC_TASKS121 - Single job execution not possible for multiple conversion pairs

SAP Error Message - Details

• Message type: E = Error

• Message class: STC_SC_TASKS - System Copy Task Messages

• Message number: 121

• Message text: Single job execution not possible for multiple conversion pairs

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message STC_SC_TASKS121 - Single job execution not possible for multiple conversion pairs ?

  The SAP error message STC_SC_TASKS121, which states "Single job execution not possible for multiple conversion pairs," typically occurs in the context of data migration or system conversion tasks, particularly when using the Software Update Manager (SUM) or the SAP S/4HANA Migration Cockpit. This error indicates that the system is trying to execute a job that involves multiple conversion pairs, which is not allowed in a single job execution.
  
  Cause:
  The primary cause of this error is that the system is attempting to process multiple conversion pairs in a single job execution. In scenarios where data needs to be converted or migrated, each conversion pair (source and target) may need to be handled separately to ensure data integrity and proper processing.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Job Configuration: Review the configuration of the job that is being executed. Ensure that it is set up to handle only one conversion