SAP ABAP Class CL_GRPC_WF_UPGRADE (Upgrade class) is using

• Class (9)
• Data Element (8)
• Table/Structure Field (4)
• Function Module (2)
• Interface (2)
• Message Class (1)
• Message Number (2)
• Class Method (8)
• Table (1)

#	Object Type	Object Name	Object Description	Note
1	Message Class	GRFN_MIGRATION	Migration messages