How To Fix SQ012 - Invalid data type &

SAP Error Message - Details

• Message type: E = Error

• Message class: SQ - Queue Administration Transaction: Error Texts

• Message number: 012

• Message text: Invalid data type &

What causes this issue?

Queue data type is invalid.

System Response

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

How to fix this error?

Choose a different data type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SQ012 - Invalid data type & ?

  The SAP error message SQ012 "Invalid data type &" typically occurs when there is an issue with the data type specified in a query or report. This error can arise in various contexts, such as when using SAP Query (SQ01) or when working with ABAP programs.
  Cause:
  
  Incorrect Data Type: The error usually indicates that the data type specified for a field in the query or report is not valid or recognized by SAP.
  Field Mismatch: The field being referenced may not exist in the database or may have been changed or deleted.
  Data Dictionary Issues: There may be inconsistencies in the data dictionary, such as a field being defined with an unsupported data type.
  Query Configuration: The query may be incorrectly configured, leading to the use of an invalid data type.
  
  Solution:
  
  Check Field Definitions: Verify the field definitions in the data dictionary (SE11) to ensure that the fields used in the query are correctly defined and exist.
  Review Query Configuration: Go to the SAP Query (SQ01) and check the configuration of the query. Ensure that all fields are correctly mapped and that their data types are valid.
  Data Type Compatibility: Ensure that the data types used in the query are compatible with the operations being performed. For example, if you are performing calculations, ensure that the fields involved are numeric.
  Recreate the Query: If the issue persists, consider recreating the query from scratch to eliminate any configuration errors.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve underlying issues with data types.
  
  Related Information:
  
  Transaction Codes: 
  
  SQ01: SAP Query
  SQ02: InfoSet
  SQ03: User Groups
  
  
  Data Dictionary: Use transaction SE11 to check the definitions of the fields involved in the query.
  ABAP Development: If you are working with custom ABAP programs, check the data types defined in the program and ensure they match the expected types in the database.
  
  If the problem continues after trying these solutions, it may be helpful to consult with your SAP Basis or ABAP development team for further assistance.