How To Fix SV681 - Include &1 contains Unicode-incompatible code for generated maint.dialogs

SAP Error Message - Details

• Message type: E = Error

• Message class: SV - View Maintenance: Customize Messages

• Message number: 681

• Message text: Include &1 contains Unicode-incompatible code for generated maint.dialogs

What causes this issue?

The include &V1& contains generated code for maintenance dialogs in the
transaction SM30. The current version of the generated code is not
Unicode-compatible. You could therefore experience problems when
running the maintenance dialogs in a Unicode system.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Regenerate the code with the following steps in the transaction SE54:
Choose 'Edit Function Group'
Enter the name of the function group for the include &V1&
Select the radio button 'Regenerate Group-Specific Programs' and choose
'Change'
Choose 'Refresh Structure-Specific Form Routines' and confirm
This function makes the generated code unicode-compatible.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SV681 - Include &1 contains Unicode-incompatible code for generated maint.dialogs ?

  The SAP error message SV681 indicates that there is an issue with Unicode compatibility in the code for generated maintenance dialogs. This typically occurs when the code contains characters or constructs that are not compatible with Unicode, which is essential for supporting multiple languages and character sets in SAP systems.
  Cause:
  
  Non-Unicode Characters: The code may contain characters that are not supported in Unicode, such as certain special characters or legacy code that was written before Unicode support was fully implemented.
  Incorrect Data Types: The use of data types that are not compatible with Unicode, such as certain string types or character types that do not support Unicode.
  Legacy Code: If the code was originally developed in a non-Unicode environment, it may not have been updated to comply with Unicode standards.
  
  Solution:
  
  Review the Code: Check the code in the include &1 for any non-Unicode characters or constructs. Look for special characters, data types, or any legacy code that may not be compatible.
  Convert to Unicode-Compatible Code: If you find any non-Unicode characters, replace them with their Unicode equivalents. Ensure that all string and character types used in the code are Unicode-compatible.
  Use Unicode Data Types: Make sure to use Unicode-compatible data types, such as STRING or RAWSTRING, instead of legacy types like CHAR or NCHAR.
  Check for Syntax Errors: Sometimes, syntax errors can lead to this message. Ensure that the code is syntactically correct and adheres to the latest SAP standards.
  Re-generate the Maintenance Dialogs: After making the necessary changes, re-generate the maintenance dialogs to ensure that the changes take effect.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to Unicode compatibility and maintenance dialogs. SAP frequently updates its documentation and provides specific notes for resolving common issues.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they have found.
  Testing: After making changes, thoroughly test the application to ensure that it functions correctly and that no new issues have been introduced.
  
  By addressing the Unicode compatibility issues in the code, you should be able to resolve the SV681 error and successfully generate the maintenance dialogs.