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

AD057 - Overview

• 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