How To Fix CLBW026 - Only "attribute" or "transaction data" are allowed as type

CLBW026 - Overview

• Message type: E = Error

• Message class: CLBW - Classification and BW

• Message number: 026

• Message text: Only "attribute" or "transaction data" are allowed as type

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CLBW026 - Only "attribute" or "transaction data" are allowed as type ?

  The SAP error message CLBW026 indicates that there is an issue with the data type being used in a certain context, typically related to the Business Warehouse (BW) or Business Intelligence (BI) environment. This error specifically states that only "attribute" or "transaction data" types are allowed, which means that the system is expecting one of these two types but has encountered a different type.
  
  Cause:
  
  Incorrect Data Type: The most common cause of this error is that the data type being used in a query, InfoObject, or data model is not compatible with the expected types (attribute or transaction data).
  Modeling Errors: There may be a modeling error in the BW system where an InfoObject is incorrectly defined or used in a way that does not conform to the expected data types.
  Data Source Issues: If you are trying to load data from a source that does not match the expected structure, this error