>>>Hi there today i was recompiling an app whose size was about 500 KB and noticed it became 50 kb bigger
>>>i did it again and it grew again ...without putting any line of new code.
>>>Now i'm around 1 MB. How is that ?
>>
>>Check your class libraries (VCX)
>>After you modify something in them the whole class is recreated and lots of deleted records stay in it. Try to PACK them.
>
>and to pack it ? just open the vcx file and pack ?

Yes,
Open it as a table and PACK it.
(make sure you have a very good backup first :-))