LOCAL oTest as test OF Test.fxp && oTest.SetRelationalExpression( && as soon as one types the "(" Character in the example && above VFP will get a C5 error && this happens when using intellisense in the && class definition as well as the code above DEFINE CLASS test as Custom aa = '' protected this as test of test.fxp FUNCTION SetRelationalExpression(toQueryRelationalExpression as QueryRelationalExpression of QueryRelationalExpression.Fxp) && this.SetRelationalExpression( && this call will also cause a C5 error ENDFUNC ENDDEFINE