How To Fix GT102 - Type change from VARC to LRAM detected in field &

SAP Error Message - Details

• Message type: E = Error

• Message class: GT - Database utilities

• Message number: 102

• Message text: Type change from VARC to LRAM detected in field &

What causes this issue?

A type change from VARC to LRAW must be made in the active runtime
object before the actual conversion. This prevents the data from being
destroyed by the conversion 'MOVE-CORRESPONDING'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GT102 - Type change from VARC to LRAM detected in field & ?

  The SAP error message GT102 indicates that there is a type change detected in a field, specifically from a variable character (VARC) type to a long character (LRAM) type. This typically occurs during the activation of a data dictionary object, such as a table or a structure, where the field definitions are inconsistent with the expected data types.
  Cause:
  
  Inconsistent Data Types: The field in question was previously defined as a VARC (variable character) type, and now it is being changed to LRAM (long character) type. This inconsistency can arise from changes made in the data dictionary or from modifications in the underlying database structure.
  Data Dictionary Changes: If there have been recent changes to the data dictionary objects, such as modifying the field length or type, it can lead to this error.
  Transport Issues: If the object was transported from one system to another (e.g., from development to production), and the field definitions were not consistent across systems, this error may occur.
  
  Solution:
  
  Check Field Definitions: Review the field definitions in the data dictionary (SE11) to ensure that the field types are consistent. Make sure that the field is defined correctly as either VARC or LRAM, depending on your requirements.
  Adjust Data Types: If the field needs to be changed back to VARC, you can do so in the data dictionary. However, be cautious as this may affect existing data and applications that rely on this field.
  Re-activate Objects: After making the necessary changes, try to re-activate the affected objects (tables, structures, etc.) to see if the error persists.
  Check Transport Requests: If the issue arose after a transport, check the transport request for any inconsistencies or missing objects that may have led to the type change.
  Consult Documentation: Review any relevant documentation or change logs to understand why the change was made and whether it aligns with the overall data model.
  
  Related Information:
  
  Data Dictionary (SE11): This is the transaction code used to access and modify data dictionary objects in SAP.
  Field Types: Understanding the differences between VARC and LRAM types is crucial. VARC is typically used for shorter strings, while LRAM is used for longer text fields.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Testing: After making changes, ensure thorough testing is conducted to verify that the application behaves as expected and that no data integrity issues arise.
  
  If the problem persists after following these steps, it may be beneficial to consult with an SAP Basis or ABAP developer for further assistance.