How To Fix DT821 - & occurs as & in the key of the table

SAP Error Message - Details

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 821

• Message text: & occurs as & in the key of the table

What causes this issue?

In the customer version, the include is in the non-key section. In the
SAP version, on the other hand, it is in the key section.

System Response

The include is transferred to the key section of the table.

How to fix this error?

No action required.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT821 - & occurs as & in the key of the table ?

  The SAP error message DT821 typically indicates an issue related to the data type or format of a field in a table, particularly when it involves a key that contains an invalid character, such as "&". This error can occur in various contexts, such as during data entry, data import, or when executing certain transactions.
  Cause:
  
  Invalid Characters: The presence of special characters (like "&") in the key fields of a table can lead to this error. SAP has specific rules regarding the characters that can be used in key fields.
  Data Type Mismatch: If the data being processed does not match the expected data type for the key field, this error can occur.
  Configuration Issues: Sometimes, the configuration of the table or the data model may not allow certain characters or formats.
  
  Solution:
  
  Check Key Fields: Review the key fields of the table in question and ensure that