How To Fix WS_TOOL895 - Elementary type &1 has changed

SAP Error Message - Details

• Message type: E = Error

• Message class: WS_TOOL - Message Class for Web Services and Virtual Endpoints

• Message number: 895

• Message text: Elementary type &1 has changed

Self-Explanatory Message

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• What is the cause and solution for SAP error message WS_TOOL895 - Elementary type &1 has changed ?

  The SAP error message:
  WS_TOOL895: Elementary type &1 has changed
  
  Cause:
  This error occurs when there is a change detected in the definition of an elementary data type (domain or data element) that is already in use in the system. Specifically, the structure or attributes of the elementary type have been modified after it was initially created or used in programs, tables, or other dictionary objects.
  For example, if you change the length, data type, or other fundamental properties of a domain or data element that is referenced elsewhere, SAP detects this inconsistency and raises this message to warn you that the elementary type has changed.
  
  Explanation:
  
  Elementary types in SAP are basic data types defined in the ABAP Dictionary (DDIC), such as domains or data elements.
  When these types are changed, all dependent objects (programs, structures, tables) might be affected.
  SAP issues this message to prevent inconsistencies or runtime errors due to incompatible type changes.
  
  
  Solution:
  
  
  Check the changes made to the elementary type:
  
  Review what exactly was changed (length, data type, conversion routines, fixed values, etc.).
  Use transaction SE11 to display the domain or data element and check its current definition.
  
  
  
  Adjust dependent objects:
  
  Identify all objects that use this elementary type.
  Adjust or regenerate these objects if necessary to align with the new type definition.
  For example, if the length was increased, ensure that programs or structures using this type can handle the new length.
  
  
  
  Transport and consistency:
  
  If the change was transported from another system, ensure that all dependent objects are also transported and activated.
  Run consistency checks in SE11 or SE14 (Database Utility) to ensure no inconsistencies remain.
  
  
  
  Recompile or activate affected programs:
  
  After the change, recompile or activate all affected programs, function modules, or classes to avoid runtime errors.
  
  
  
  If the change was unintended:
  
  Consider reverting the elementary type to its previous definition if the change causes issues.
  Restore from backup or transport request if necessary.
  
  
  
  
  Related Information:
  
  Transaction SE11: ABAP Dictionary maintenance (domains, data elements, tables).
  Transaction SE14: Database utility for table activation and consistency checks.
  Transaction SE80: Object Navigator to find and adjust dependent objects.
  Transport Requests: Changes to dictionary objects are usually transported; ensure all related objects are included.
  SAP Notes: Check SAP Notes for any known issues related to WS_TOOL895 or dictionary changes.
  
  
  Summary:
  
  Cause: Change in an elementary data type definition already in use.
  Effect: Potential inconsistencies or runtime errors.
  Solution: Review changes, adjust dependent objects, recompile, and ensure consistency.
  
  
  If you provide the exact context or object where this message appears, I can help with more specific guidance.