How To Fix AD697 - Field & (Data type is not allowed)

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 697

• Message text: Field & (Data type is not allowed)

What causes this issue?

You defined an invalid data type.

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?

Change your entry. Further information about the valid data types can be
found in the appendix of the ABAP/4 Dictionary manual.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD697 - Field & (Data type is not allowed) ?

  The SAP error message AD697 ("Field & (Data type is not allowed)") typically occurs when there is an issue with the data type of a field in a data structure or database table. This error can arise in various contexts, such as during the creation of a data element, structure, or when defining fields in a table.
  Cause:
  
  Invalid Data Type: The field is defined with a data type that is not permitted in the context where it is being used. For example, certain data types may not be allowed in specific database tables or structures.
  Incompatibility: The field may be incompatible with the expected data types for the operation being performed.
  Custom Data Types: If a custom data type is being used, it may not be properly defined or may not conform to the expected standards.
  
  Solution:
  
  Check Data Type: Review the data type of the field that is causing the error. Ensure that it is a valid data type for the context in which it is being used. Common valid data types include CHAR, NUMC, DATS, TIMS, etc.
  Modify Field Definition: If the data type is incorrect, modify the field definition to use a valid data type. This may involve changing the data type in the data dictionary (SE11) or in the relevant ABAP code.
  Review Data Element: If the field is based on a data element, check the data element definition to ensure it is correctly defined and compatible with the intended use.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on valid data types and their usage in the specific context.
  Testing: After making changes, test the functionality to ensure that the error is resolved and that the application behaves as expected.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to investigate and modify the relevant objects.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  ABAP Development: If you are working with ABAP code, ensure that the field definitions in your code match the expected data types in the database or data dictionary.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.