Error: type mismatch: got (Config)
but expected one of:
system.$(x: T)
system.$(x: int)
system.$(x: cstring)
system.$(x: bool)
system.$(x: char)
system.$(x: float)
system.$(x: Enum)
system.$(x: seq[T])
system.$(x: int64)
system.$(x: uint64)
system.$(x: string)
system.$(x: set[T])
os.$(err: OSErrorCode)
tables.$(t: Table[$.A, $.B])
json.$(node: JsonNode)
tables.$(t: OrderedTableRef[$.A, $.B])
tables.$(t: CountTable[$.A])
tables.$(t: OrderedTable[$.A, $.B])
tables.$(t: TableRef[$.A, $.B])
tables.$(t: CountTableRef[$.A])