How To Fix BRAIN321 - InfoProvider &1 does not exist or was changed at runtime

BRAIN321 - Overview

• Message type: E = Error

• Message class: BRAIN -

• Message number: 321

• Message text: InfoProvider &1 does not exist or was changed at runtime

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The change is so serious that all running queries based on &V1&, a
MultiProvider in which &V1& is the InfoProvider or on an aggregation
level defined on top of &V1& must be terminated.

How to fix this error?

Restart the application.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

BRAIN321 - Details

• The SAP error message BRAIN321 indicates that the specified InfoProvider does not exist or has been modified during runtime. This error typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when trying to access or query an InfoProvider that is either not available or has been altered in a way that the current query cannot process it.
  Causes:
  
  Non-Existent InfoProvider: The InfoProvider you are trying to access may not exist in the system. This could be due to a typo in the name or the InfoProvider being deleted.
  Runtime Changes: The InfoProvider may have been modified or restructured while a query is being executed. This can happen if there are ongoing changes in the data model or if the InfoProvider is being reloaded.
  Authorization Issues: The user executing the query may not have the necessary authorizations to access the InfoProvider.
  Transport Issues: If the InfoProvider was recently transported from