How To Fix AD057 - &-& (Specify a reference field)

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 057

• Message text: &-& (Specify a reference field)

What causes this issue?

You have specified a field containing a quantity unit or currency.

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?

You must assign a reference field from a reference table to the field
during field maintenance.
A field containing currency amounts (type CURR) must be assigned a
reference field containing the currency key (type CUKY).
A field containing quantity data (type QUAN) must be assigned a
reference field containing the appropriate quantity unit (type UNIT).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD057 - &-& (Specify a reference field) ?

  The SAP error message AD057 ("Specify a reference field") typically occurs in the context of data entry or configuration in SAP, particularly when dealing with data elements or fields that require a reference to another field. This error indicates that the system expects a reference field to be specified, but it has not been provided.
  Cause:
  
  Missing Reference Field: The most common cause of this error is that a required reference field has not been specified in the configuration or data entry process.
  Incorrect Configuration: If you are configuring a data element or a field in a table, and you have not defined a reference field that is necessary for the operation, this error can occur.
  Data Entry Issues: When entering data in a transaction, if the system expects a reference to another field (like a key field) and it is not provided, this error will be triggered.
  
  Solution:
  
  Specify the Reference Field: Review the configuration or data entry screen where the error occurred and ensure that you have specified the required reference field. This may involve selecting a field from a dropdown or entering a value that corresponds to an existing field.
  Check Field Dependencies: If you are unsure which reference field is required, check the documentation or help text associated with the field. Sometimes, the field labels or descriptions can provide guidance on what is needed.
  Review Configuration Settings: If you are working in a configuration area (like customizing a module), ensure that all necessary fields are properly configured and that any dependencies are correctly set up.
  Consult with a Functional Consultant: If you are unable to resolve the issue, it may be helpful to consult with a functional consultant or someone with expertise in the specific SAP module you are working with. They can provide insights into the required fields and configurations.
  
  Related Information:
  
  Transaction Codes: Depending on where the error occurs, you may be using specific transaction codes (like SE11 for Data Dictionary, SE80 for Object Navigator, etc.) that can help you navigate to the relevant configuration or data entry area.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP frequently releases notes that address specific error messages and provide solutions or workarounds.
  Documentation: Refer to SAP documentation or help files for the specific module you are working with. This can provide additional context on required fields and configurations.
  
  By following these steps, you should be able to identify the cause of the AD057 error and implement a solution to resolve it.