How To Fix /SCWM/HU_WM020 - Entry missing in internal table => internal program error

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/HU_WM -

• Message number: 020

• Message text: Entry missing in internal table => internal program error

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/HU_WM020 - Entry missing in internal table => internal program error ?

  The SAP error message /SCWM/HU_WM020 Entry missing in internal table => internal program error typically indicates that there is an issue with the handling unit (HU) processing in the Extended Warehouse Management (EWM) module. This error suggests that the system is trying to access an entry in an internal table that does not exist, which can be caused by various factors.
  Possible Causes:
  
  Data Inconsistency: There may be inconsistencies in the data related to handling units, such as missing or incomplete entries in the database.
  Custom Code Issues: If there are custom enhancements or modifications in the EWM system, they might be causing the internal table to be incorrectly populated or accessed.
  System Bugs: There could be a bug in the SAP EWM version you are using that leads to this error under certain conditions.
  
  Configuration Issues: Incorrect configuration settings in the EWM module may lead to unexpected behavior and errors.
  
  Solutions:
  
  
  Check Data Consistency:
  
  Use transaction codes