How To Fix DT297 - Field &: Type & not allowed in DB tables

DT297 - Overview

• Message type: E = Error

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

• Message number: 297

• Message text: Field &: Type & not allowed in DB tables

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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DT297 - Details

• The SAP error message DT297, which states "Field &: Type & not allowed in DB tables," typically occurs when there is an issue with the data type of a field defined in a database table. This error indicates that the field type you are trying to use is not permitted for database tables in SAP.
  
  Cause:
  
  Invalid Data Type: The field type you are trying to define (e.g., a certain data type that is not supported for database tables) is not allowed. For example, certain complex data types or structures may not be permissible.
  Field Length Exceeds Limits: If the length of the field exceeds the maximum allowed length for database fields, this error may occur.
  Incorrect Field Definition: The field may be defined incorrectly in the data dictionary (SE11) or in the structure that is being used in the table.
  Incompatibility with Database: The data type may not be compatible with the underlying database