How To Fix /SAPTRX/ASC128 - Specify an existing structure or table name before choosing a field name

/SAPTRX/ASC128 - Overview

• Message type: E = Error

• Message class: /SAPTRX/ASC -

• Message number: 128

• Message text: Specify an existing structure or table name before choosing a field name

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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/SAPTRX/ASC128 - Details

• The SAP error message /SAPTRX/ASC128 Specify an existing structure or table name before choosing a field name typically occurs in the context of ABAP programming or when working with data dictionary objects in SAP. This error indicates that the system expects you to specify a valid structure or table name before you can select a field name from it.
  
  Cause:
  
  Missing Table/Structure Name: The most common cause of this error is that the user has not specified a valid table or structure name in the relevant context (e.g., when defining a data element, creating a report, or using a data dictionary).
  Typographical Error: There may be a typo in the table or structure name that prevents the system from recognizing it.
  Non-Existent Object: The specified table or structure may not exist in the system, or it may not be activated.
  Contextual Misuse: The error can also occur if the field selection is being attempted in