join question

[Charles Yeomans]

When I pass the query below to V4Rb, I get back error 616.  Anyone see 
why?

Charles Yeomans

SELECT Decisions.caption, Decisions.cite, Decisions.year, Courts.abbr, 
Decisions.lawstring, Decisions.RecID FROM Decisions, Courts, LDJoin 
LDJoin1, LDJoin LDJoin2 WHERE Decisions.RecID = LDJoin.decision_ptr AND 
Decisions.RecID = LDJoin2.decision_ptr AND LDJoin.law_ptr = 18 AND 
LDJoin2.law_ptr = 4