How To Fix WZRE_IDOC020 - Value &1 in segment &2 Segment No. &3 is technically incompatible

WZRE_IDOC020 - Overview

• Message type: E = Error

• Message class: WZRE_IDOC - Messages For IDOC Tool

• Message number: 020

• Message text: Value &1 in segment &2 Segment No. &3 is technically incompatible

What causes this issue?

The IDOC data contains a value that cannot be transferred into the
maintenance structure: For example a not numerical value that should be
transferred into a numerical field.

System Response

The IDOC is not displayed

How to fix this error?

Contact your IT team.

Procedure for System Administrators

Identify the field that caused the problem. Create a maintenance
structure that allows string values for the field that caused the
problem.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WZRE_IDOC020 - Value &1 in segment &2 Segment No. &3 is technically incompatible ?

  The SAP error message:
  WZRE_IDOC020 Value &1 in segment &2 Segment No. &3 is technically incompatible
  typically occurs during IDoc processing and indicates that a particular field value in a segment is not compatible with the expected data type or format defined in the IDoc segment structure.
  
  Cause
  
  The value (&1) in the specified segment (&2) at segment number (&3) does not conform to the expected data type, length, or format defined in the IDoc segment metadata.
  This can happen if:
  The data being sent or received is incorrect or corrupted.
  There is a mismatch between the IDoc segment definition in the sender and receiver systems.
  The segment contains a value that violates technical constraints (e.g., numeric field contains alphabetic characters).
  Custom segments or fields have been added but not properly defined or mapped.
  
  
  Sometimes, this error arises when the IDoc is manually edited or generated by a custom program that does not respect the segment definitions.
  
  
  Solution
  
  
  Check the IDoc segment