How To Fix BL203 - Message incomplete (severity, area, number, or exception missing)

SAP Error Message - Details

• Message type: E = Error

• Message class: BL - Application Log

• Message number: 203

• Message text: Message incomplete (severity, area, number, or exception missing)

What causes this issue?

An incomplete message was sent to the application log.
A message comprises at least:
<DS:DE.BALMSGTY>Error severity</> (MSGTY field)
<DS:DE.SYMSGID>Work area</> (MSGID field)
<DS:DE.SYMSGNO>Error number</> (MSGNO field)
At least one of these values is missing.
At least the exception class (I_S_EXC exception) must be transferred for
exceptions.

System Response

How to fix this error?

Procedure for System Administrators

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 BL203 - Message incomplete (severity, area, number, or exception missing) ?

  The SAP error message BL203 ("Message incomplete (severity, area, number, or exception missing)") typically occurs when there is an issue with the configuration or setup of message handling in the SAP system. This error indicates that a message that is supposed to be generated is missing critical components, such as severity, area, number, or exception.
  Causes:
  
  Incomplete Message Configuration: The message might not be fully defined in the system. This can happen if the message class or message number is not properly set up.
  Custom Development Issues: If there are custom programs or enhancements that generate messages, they may not be correctly implemented, leading to incomplete messages.
  Transport Issues: If messages were transported from one system to another (e.g., from development to production), there might have been issues during the transport process that resulted in missing message definitions.
  System Bugs: Occasionally, bugs in the SAP system or specific patches may lead to this error.
  
  Solutions:
  
  
  Check Message Configuration:
  
  Go to transaction SE91 (Message Class) and verify that the message class and message number are correctly defined.
  Ensure that all required fields (severity, area, number, exception) are filled in.
  
  
  
  Review Custom Code:
  
  If the error is occurring in a custom program, review the code to ensure that all messages are being generated correctly.
  Check for any missing parameters or incorrect message handling logic.
  
  
  
  Transport Check:
  
  If the issue arose after a transport, check the transport logs for any errors or warnings.
  Ensure that all necessary objects related to the message class were included in the transport.
  
  
  
  SAP Notes and Patches:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this issue.
  Apply any necessary patches or updates to the system.
  
  
  
  Debugging:
  
  If the error persists, consider debugging the program or transaction that triggers the error to identify where the message generation fails.
  
  
  
  Related Information:
  
  Message Classes: In SAP, messages are organized into message classes, which are defined in transaction SE91. Each message class can contain multiple messages, each identified by a unique number.
  Severity Levels: Messages can have different severity levels (e.g., information, warning, error), which dictate how they are displayed to the user.
  SAP Community and Forums: If you are unable to resolve the issue, consider reaching out to the SAP Community or forums for additional support and insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the BL203 error and implement a solution to resolve it.