How To Fix /BCV/FND018 - Query &1: Field &2 is in reserved BCV namespace &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /BCV/FND -

• Message number: 018

• Message text: Query &1: Field &2 is in reserved BCV namespace &3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BCV/FND018 - Query &1: Field &2 is in reserved BCV namespace &3 ?

  The SAP error message /BCV/FND018 Query &1: Field &2 is in reserved BCV namespace &3 typically indicates that there is an issue with a field being used in a query that is part of a reserved namespace in the SAP Business Context Viewer (BCV). This error can occur when a field that is not allowed in a certain context is being referenced.
  Cause:
  
  Reserved Namespace: The field you are trying to use is part of a reserved namespace that is not intended for general use. This can happen if the field is meant for internal SAP use or is restricted for specific applications.
  Incorrect Query Definition: The query may be incorrectly defined, referencing fields that are not permitted in the context of the query.
  Versioning Issues: If there have been updates or changes to the BCV or the underlying data model, certain fields may have been moved to a reserved namespace.
  
  Solution:
  
  Check Field Usage: Review the field &2 in the context of the query &1. Ensure that it is appropriate to use this field in your query. Consult the documentation or SAP notes related to the specific namespace &3.
  Modify the Query: If the field is indeed in a reserved namespace, you will need to modify your query to exclude this field or replace it with an appropriate alternative that is not restricted.
  Consult SAP Documentation: Look for any SAP notes or documentation that may provide guidance on the specific field and its intended use. This can help clarify whether the field can be used in your scenario.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide insights specific to your system configuration and the error message.
  
  Related Information:
  
  SAP Business Context Viewer (BCV): This is a tool that allows users to create and manage business contexts, which are collections of related data and metadata.
  Namespaces in SAP: SAP uses namespaces to organize and manage objects within the system. Reserved namespaces are typically used for SAP's internal objects and should not be modified or used in custom developments.
  SAP Notes: Regularly check SAP Notes for updates or patches that may address issues related to reserved namespaces or specific fields.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.