How To Fix DD_MT_SHARING018 - Operator &1 is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: DD_MT_SHARING - DDIC Multi Tenancy Sharing: Messages

• Message number: 018

• Message text: Operator &1 is not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DD_MT_SHARING018 - Operator &1 is not allowed ?

  The SAP error message DD_MT_SHARING018 with the description "Operator &1 is not allowed" typically occurs in the context of data dictionary operations, particularly when dealing with shared objects or data elements in the ABAP Dictionary. This error indicates that the operator specified (represented by &1) is not permitted in the context of the operation being performed.
  Causes:
  
  Invalid Operator: The operator used in the operation (e.g., in a data element, domain, or table definition) is not recognized or is not allowed in the specific context.
  Data Element or Domain Restrictions: Certain operators may not be valid for specific data types or structures defined in the ABAP Dictionary.
  Syntax Errors: There may be a syntax error in the definition of the data element or domain that leads to the use of an invalid operator.
  Version Compatibility: The error may arise if the system is using an outdated version of the data dictionary or if there are compatibility issues with the ABAP version.
  
  Solutions:
  
  Check the Operator: Review the operator being used in the context of the error. Ensure that it is valid for the data type or operation you are performing.
  Review Data Element/Domain Definitions: Go to the ABAP Dictionary (transaction SE11) and check the definitions of the data elements or domains involved. Ensure that they are correctly defined and that the operators used are appropriate.
  Correct Syntax: If there is a syntax error, correct it according to the ABAP syntax rules. Ensure that all operators and operands are valid.
  Consult Documentation: Refer to SAP documentation or help resources for the specific data types and operators allowed in the context you are working with.
  Check for Updates: If the issue is related to version compatibility, check for any available updates or patches for your SAP system that may resolve the issue.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Builder) to investigate the definitions and context of the error.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional guidance.
  Community Forums: Consider checking SAP Community forums or other online resources where similar issues may have been discussed.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or ABAP development team for further assistance.