SAP Message C$728 - Symbol group & is not allowed for symbol type &

Diagnosis
You defined a symbol, type &V2&.
You cannot allocate certain symbol groups to this type of symbol.Symbol group &V1& is not valid for this type of symbol.

System Response
The system cannot create the symbol.

Procedure
Correct the symbol group.
You can allocate the following symbol groups to symbols:
Symbol type Symbol group
00 00
01 00 or 01
02 02
03 03
You cannot allocate symbol groups to all other types of symbols.