>I have a form, i open it i don´t make any changes, close the form, a message box asking for confirm the changes ( i didn´t do any changes) If i click yes the entide code of a button or other control, desapears. What´s appening here, please help !!!!
>Thank you all

Joao,

Sounds like your SCX/SCT files are damaged. You can create a new fomr and copy everything form the old one into the new one. Then erase the old scx/sct and rename the new scx/sct to the old name.