SAP ABAP Class CL_UA_LAYOUT_MAINTAIN_DIALOG (Popup for Column Selection) is using

• Class (36)
• Data Element (7)
• Table/Structure Field (30)
• Function Module (2)
• Message Class (2)
• Message Number (1)
• Class Method (27)
• Table (7)

#	Object Type	Object Name	Object Description	Note
1	Message Number	UAMO - 065	Number of visible columns (&1) must be smaller than 64