How To Fix RIN108 - Proposal A: Switch off the Unicode flag for &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RIN - RSCPINST

• Message number: 108

• Message text: Proposal A: Switch off the Unicode flag for &1

What causes this issue?

The scanner found a program with customer extensions and these customer
extensions do not fullfill the rules of Unicode compatibility of ABAP
6.10.

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?

Proposal A
There is no need, that all programs in this system are Unicode-enabled
now.
As your include files work together with original SAP code, that is
known to be simple, you can switch off the Unicode flag.
Until this has not been done, the program will not work. As the
scanner does not know, wether this is an important program or a less
important program, the impact on the system is not known.

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 RIN108 - Proposal A: Switch off the Unicode flag for &1 ?

  The SAP error message RIN108, which states "Proposal A: Switch off the Unicode flag for &1," typically occurs in the context of SAP systems that are dealing with Unicode and non-Unicode data. This error is often encountered when there is an attempt to process data or perform operations that are incompatible with the Unicode settings of the system.
  Cause:
  
  Unicode vs. Non-Unicode: The error indicates that the operation being performed is not compatible with the Unicode settings of the system. This can happen if you are trying to run a program or transaction that is designed for non-Unicode systems in a Unicode-enabled environment.
  Data Migration Issues: If you are migrating data from a non-Unicode system to a Unicode system, there may be inconsistencies or issues with the data that lead to this error.
  Custom Programs: Custom ABAP programs or reports that were developed for non-Unicode systems may not function correctly in a Unicode environment without modifications.
  
  Solution:
  
  Switch Off Unicode Flag: If you are certain that the program or transaction can be run in a non-Unicode environment, you can switch off the Unicode flag for the specific program or transaction. However, this is generally not recommended as it may lead to data integrity issues.
  Modify Custom Programs: If the error is arising from a custom ABAP program, you may need to modify the program to ensure it is compatible with Unicode. This may involve changing data types, handling string operations differently, or ensuring that character encoding is properly managed.
  Data Conversion: If the error is related to data migration, ensure that the data being migrated is properly converted to Unicode format. Use SAP tools and transactions designed for data migration to handle this process.
  Check SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently releases updates and patches that can resolve known issues.
  Consult Documentation: Review SAP documentation regarding Unicode and non-Unicode systems to understand the implications of switching flags and how to properly handle data in a Unicode environment.
  
  Related Information:
  
  Unicode in SAP: Unicode is a character encoding standard that allows for the representation of text in multiple languages. SAP systems can be either Unicode or non-Unicode, and transitioning between the two requires careful planning and execution.
  SAP Migration Tools: SAP provides various tools and methodologies for migrating data between Unicode and non-Unicode systems, such as the SAP Unicode Conversion Tool.
  Testing: After making changes, thoroughly test the affected programs and transactions to ensure that they function correctly in the Unicode environment.
  
  If you continue to experience issues after attempting these solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.