<html><head><style type="text/css"></style></head><body><div style="font-family:times new roman,new york,times,serif;font-size:12pt"><div>version of ESP-r : v11<br>operation system : windows vista<br><br>i still studying this software. i follow the design step by step like on cookbook 2010. my problem is when i push the button 'made from existing vertices' to complete window part on the room that separate with other room, the software is stop running automatically. i not be able to complete the design.<br><br>the other problem is sometime when i key in the input data, the system cannot keeping the data. then i need to fill it again. <br><br>(Mohd Hafizie)<br>student Air Cond. & Ind. Ref. department,<br>University kuala Lumpur.<br></div> </div></body></html>