Message type: E = Error
Message class:  RSODSO_GUI - UI related messages 
Message number: 012
Message text: DataStore &1 activated
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The SAP error message RSODSO_GUI012 typically indicates that a DataStore Object (DSO) is already activated in the system. This message can occur when you attempt to activate a DSO that has already been activated, which can happen during data modeling or when making changes to the DSO.
Cause: Duplicate Activation Attempt: The most common cause is that the DSO is already in an activated state, and the system does not allow reactivation without changes. System State: The DSO might be in a state that does not allow further activation, such as being locked or in a process that requires completion. Transport Issues: If the DSO was transported from another system, it might already be activated in the target system.
Solution: Check Activation Status: Verify the activation status of the DSO in the Data Warehousing Workbench (transaction RSA1). If it is already activated, you do not need to activate it again. Review Changes: If you intended to make
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