How To Fix LTR_MODEL_APPL158 - The provided Key Component is not type compatible to the parameter

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR_MODEL_APPL -

• Message number: 158

• Message text: The provided Key Component is not type compatible to the parameter

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 LTR_MODEL_APPL158 - The provided Key Component is not type compatible to the parameter ?

  The SAP error message LTR_MODEL_APPL158 indicates that there is a type compatibility issue with the key component provided in a certain operation or function. This typically occurs in the context of SAP applications that involve data modeling, such as SAP HANA or SAP BW, where specific data types are expected for certain parameters.
  Cause:
  
  Data Type Mismatch: The key component you are trying to use does not match the expected data type for the parameter. For example, if the parameter expects a numeric value and you provide a string, this error will occur.
  Incorrect Configuration: The configuration of the data model or the parameters may not align with the expected types. This can happen if there are changes in the data model or if the wrong fields are being referenced.
  Version Compatibility: If you are using different versions of SAP components, there may be discrepancies in data types that lead to this error.
  
  Solution:
  
  Check Data Types: Review the data types of the key component and the expected parameter. Ensure that they are compatible. You can do this by checking the data dictionary or the model definitions in SAP.
  Adjust the Key Component: If the key component is not of the correct type, you may need to modify it to match the expected type. This could involve changing the data type in the source system or adjusting the data model.
  Review Configuration: Go through the configuration settings related to the data model or the specific function you are trying to execute. Ensure that all parameters are correctly set up and that there are no discrepancies.
  Consult Documentation: Refer to the SAP documentation for the specific application or module you are working with. This can provide insights into the expected data types and configurations.
  Testing: After making changes, test the operation again to ensure that the error has been resolved.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Community Forums: Engage with SAP community forums or user groups. Other users may have encountered the same issue and can provide insights or solutions.
  SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. They can provide more detailed guidance based on your specific system configuration and version.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.