How To Fix W8526 - Field restrictions exist that have not yet been converted

SAP Error Message - Details

• Message type: E = Error

• Message class: W8 - Workflow: Expressions, data flow

• Message number: 526

• Message text: Field restrictions exist that have not yet been converted

What causes this issue?

One or more field restrictions exist. These have not yet been converted
into a combined field restriction.

How to fix this error?

First convert the field restrictions in change mode. Choose <LS>PC mode
</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message W8526 - Field restrictions exist that have not yet been converted ?

  SAP Error Message:
  
  W8526 - Field restrictions exist that have not yet been converted
  
  Cause:
  This warning message typically appears in SAP when you are working with field restrictions (field selection or field control) in the context of document types, number ranges, or other customizing settings, and there are existing field restrictions defined in the system that have not yet been converted or adapted to the current system requirements or new customizing structures.
  More specifically, this often happens during system upgrades, transport imports, or when switching from older field restriction/customizing methods to newer ones (e.g., when moving from classic field selection to the newer field restriction framework in SAP).
  
  Explanation:
  
  Field restrictions control which fields are available, mandatory, or hidden in certain transactions or document types.
  SAP introduced changes in how these restrictions are managed in newer versions.
  If old field restrictions exist but have not been converted to the new format or framework, SAP issues this warning.
  The system is alerting you that these old restrictions might not work properly until converted.
  
  
  Solution:
  
  
  Check Existing Field Restrictions:
  
  Go to the customizing transaction where field restrictions are maintained (e.g., SPRO ? Logistics General ? Field Selection ? Field Restrictions).
  Identify the existing field restrictions that are still in the old format.
  
  
  
  Convert Field Restrictions:
  
  Use the provided SAP tools or reports to convert old field restrictions to the new format.
  SAP often provides a conversion report or program (e.g., a report starting with R or Z related to field restrictions) to automate this process.
  Example: Run the program RFFIELDRSTR_CONVERT or similar (check your SAP version documentation for the exact program name).
  
  
  
  Transport and Activate:
  
  After conversion, transport the converted field restrictions to the target system.
  Activate the new field restrictions in customizing.
  
  
  
  Test:
  
  Test the affected transactions to ensure that field restrictions behave as expected.
  Verify that no further warnings or errors appear.
  
  
  
  
  Related Information:
  
  This message is a warning (W), not an error, so it does not block processing but indicates a potential issue.
  It is important to convert field restrictions to avoid inconsistent behavior in field control.
  The message may appear during:
  
  System upgrade or support package implementation.
  Importing transports containing field restrictions.
  Changing customizing related to document types or field selection.
  
  
  Check SAP Notes related to field restrictions and conversion for your specific SAP version.
  Consult SAP Help Portal or SAP Community for guides on field restriction conversion.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Cause
  Old field restrictions exist but have not been converted to the new format/framework.
  
  
  Effect
  Warning message W8526 appears; field restrictions may not work correctly.
  
  
  Solution
  Identify old restrictions ? Run conversion program ? Transport and activate new settings.
  
  
  Additional
  Check SAP Notes and documentation for your SAP version for specific conversion tools.
  
  
  
  
  If you provide your SAP system version or context (e.g., module, transaction), I can help find the exact conversion tool or SAP Note references.