How To Fix E2192 - Field assignment for foreign key &-& ambiguous (check proposal)


E2192 - Overview

  • Message type: E = Error

  • Message class: E2 - DE Data Dictionary

  • Message number: 192

  • Message text: Field assignment for foreign key &-& ambiguous (check proposal)

  • Show details Hide details
  • What causes this issue?

    The structure of the foreign key definition is ambiguous. When creating
    the foreign key, all the key fields of the check table must be assigned
    to the foreign key fields (fields of the table itself to be checked or
    possibly those of a foreign table). The assignment is made using the
    common domain of the pair of fields.

    System Response

    The system automatically suggests an assignment. There are several
    selection possibilities for one or more check table fields in the
    foreign key table. One of them was suggested.

    How to fix this error?

    Check and possibly correct the field assignment.

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message E2192 - Field assignment for foreign key &-& ambiguous (check proposal) ?
    The SAP error message E2192, which states "Field assignment for foreign key &-& ambiguous (check proposal)," typically occurs when there is an issue with the foreign key assignment in a database table or structure. This error indicates that the system has encountered ambiguity in the foreign key relationship, which can arise from several factors.
    Causes:
    
    Ambiguous Foreign Key Relationships: The foreign key field may be linked to multiple fields in the referenced table, leading to confusion about which field should be used.
    Multiple Proposals: If there are multiple proposals for the foreign key assignment, the system cannot determine which one to use.
    Incorrect Data Dictionary Definitions: The data dictionary definitions for the tables involved may not be correctly set up, leading to conflicts.
    Changes in Table Structure: If the structure of the tables has been modified (e.g., fields added or removed), it may lead to ambiguity in foreign key assignments.
    Inconsistent Naming Conventions: If the naming

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