How To Fix E2270 - Table category 'Structure' cannot be changed (deep structure)

E2270 - Overview

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 270

• Message text: Table category 'Structure' cannot be changed (deep structure)

Self-Explanatory Message

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E2270 - Details

• The SAP error message E2270, which states "Table category 'Structure' cannot be changed (deep structure)," typically occurs when you are trying to modify a table that is defined as a structure in the Data Dictionary (DDIC) but is being treated as a deep structure. This can happen in various scenarios, such as when you are trying to change the definition of a table or structure that has already been defined in a way that does not allow for certain modifications.
  
  Cause:
  
  Deep Structure Definition: The table or structure you are trying to modify is defined as a deep structure. Deep structures are those that contain nested tables or structures, and SAP restricts certain changes to maintain data integrity.
  Existing Dependencies: There may be existing dependencies or references to the structure that prevent changes. For example, if the structure is used in other programs, function modules, or data elements, SAP will restrict modifications to