Refer to OSS note 2693872 / 2841647 for limitation and restriction in group reporting

• In SAP S/4HANA Finance, you can’t use group reporting and Enterprise Controlling - Consolidation (EC-CS) in the same system / client.
• To use group reporting, you need to install best practice content delivered by SAP, then only you can configure the system.
• In the best practice content SAP has delivered dimension Y-Company, which need to be used and supported by SAP.
• If you need to consolidate in different currencies, then you need to create different consolidation ledger and version.
• You can create a version, but you can’t delete a version.
• Period category 9 is already defined for monthly consolidation, SAP allows to create a different period category, but it has limited use.
• SAP delivered content comes with predefined FS item attributes. Creation of new attributes is not supported.
• Automatic posting of net income to balance sheet and income statement does not carry profit center and segments.

Drill through report of group reporting does not navigate to the original document.

• Refer - 2693872 - S/4HANA Finance for group reporting 1809 - Restriction note
• Refer - 2841647 - S/4HANA Finance for group reporting 1909 - Restriction note