SAP ABAP Program MGJVAI90 (JOA maintenance: Technical information popup) is using

• Table/Structure Field (3)
• Message Class (1)
• Message Number (1)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Table	PRPS	WBS (Work Breakdown Structure) Element Master Data
2	Table	T8J8D	Project Level Stepped Rate Parameters