How To Fix /SCMTMS/TCC_HL_MSG821 - Calculation could not be completed after &1 iterations

/SCMTMS/TCC_HL_MSG821 - Overview

• Message type: E = Error

• Message class: /SCMTMS/TCC_HL_MSG -

• Message number: 821

• Message text: Calculation could not be completed after &1 iterations

Self-Explanatory Message

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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 /SCMTMS/TCC_HL_MSG821 - Calculation could not be completed after &1 iterations ?

  The SAP error message /SCMTMS/TCC_HL_MSG821 Calculation could not be completed after &1 iterations typically occurs in the context of SAP Transportation Management (TM) when the system is unable to complete a calculation process after a specified number of iterations. This can happen during various processes, such as route optimization, freight calculation, or other planning activities.
  Causes:
  
  Complexity of the Data: The data being processed may be too complex, leading to excessive iterations without convergence.
  
  Configuration Issues: Incorrect or incomplete configuration settings in the transportation management system can lead to calculation failures.
  Data Quality Issues: Missing or incorrect master data (e.g., transportation lanes, freight agreements, etc.) can cause the calculation to fail.
  Performance Issues: System performance problems, such as insufficient resources or high load, can affect the calculation process.
  Infinite Loops: The algorithm may be stuck in an infinite loop due to logical errors in the configuration or data.
  
  Solutions:
  
  Review Configuration: Check the configuration settings in SAP TM