How To Fix LR299 - Only data types 'CHAR', 'DATS', and 'NUMC' are permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: LR - CATS: Cross-Application Time Sheet

• Message number: 299

• Message text: Only data types 'CHAR', 'DATS', and 'NUMC' are permitted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LR299 - Only data types 'CHAR', 'DATS', and 'NUMC' are permitted ?

  The SAP error message LR299 indicates that there is an issue with the data types being used in a particular context, such as in a data declaration or a database operation. Specifically, this error message states that only the data types 'CHAR' (character), 'DATS' (date), and 'NUMC' (numeric character) are permitted. This typically occurs in scenarios where a different data type is being used, which is not allowed in that specific context.
  Cause:
  
  Incorrect Data Type: The most common cause of this error is that a field or variable is declared with a data type that is not allowed in the context where it is being used. For example, using data types like 'INT', 'FLOAT', or 'STRING' where only 'CHAR', 'DATS', and 'NUMC' are acceptable.
  Database Field Mismatch: If you are trying to map a database field that has a different data type than what is expected, this error can occur.
  Function Module or Method Restrictions: Some function modules or methods may only accept specific data types as parameters, leading to this error if incompatible types are passed.
  
  Solution:
  
  Check Data Types: Review the data types of the variables or fields you are using in your code. Ensure that they are declared as 'CHAR', 'DATS', or 'NUMC' where required.
  Modify Declarations: If you find that you are using an unsupported data type, change the declaration to one of the permitted types. For example, if you have a variable declared as DATA: lv_value TYPE i. (integer), change it to DATA: lv_value TYPE c LENGTH 10. (character).
  Review Function Module/Method Documentation: If you are calling a function module or method, check the documentation to understand the expected data types for the parameters. Adjust your code accordingly.
  Database Field Types: If the error arises from a database operation, ensure that the fields in your database table are of the correct types that match the expected input/output types in your ABAP code.
  
  Related Information:
  
  ABAP Data Types: Familiarize yourself with the different data types in ABAP and their appropriate use cases. The main types include:
  
  CHAR: Character string.
  DATS: Date format (YYYYMMDD).
  NUMC: Numeric character string (only digits).
  
  
  Debugging: Use the ABAP debugger to step through your code and identify where the error occurs. This can help you pinpoint the exact variable or field causing the issue.
  SAP Notes: Check SAP Notes or the SAP Community for any known issues or additional guidance related to this error message.
  
  By following these steps, you should be able to resolve the LR299 error and ensure that your code adheres to the required data type constraints.