How To Fix AXT_MODEL151 - Context substitution &1 is unknown

AXT_MODEL151 - Overview

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 151

• Message text: Context substitution &1 is unknown

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message AXT_MODEL151 - Context substitution &1 is unknown ?

  The SAP error message AXT_MODEL151, which states "Context substitution &1 is unknown," typically occurs in the context of SAP Analytics Cloud (SAC) or SAP BW/4HANA when there is an issue with the context substitution in a model or story. This error indicates that the system is unable to recognize or find the specified context substitution variable.
  Causes:
  
  Undefined Context Substitution: The context substitution variable referenced in the model or story is not defined or does not exist.
  Typographical Errors: There may be a typo in the name of the context substitution variable.
  Model 
  Configuration Issues: The model may not be properly configured to include the context substitution.
  Data Source Changes: Changes in the underlying data source or model structure that affect the context substitution.
  Versioning Issues: If the model or story has been updated, the context substitution may not have been updated accordingly.
  
  Solutions:
  
  
  Check Context Substitution Definition:
  
  Go to the model or story where the error occurs and