Sure I already did it, and found a few information about bug-transform-compatible before posting my question: I did not find any article that could explain/describe the behaviour. So, could you be more specific?

>It's documented in MS KB. Search by Bug and transform.
>
>>I was not able to find any information on the following. Is it documented anywhere? or is it a bug?
>>
>>* VFP7/VFp6/.../FoxPro for DOS 2.5
>>
>>ln=139.8
>>set compatible off &&default
>>?trans(ln,'999') &&returns 139
>>set compatible on
>>?trans(ln,'999') &&returns 140