Thread: Aplicattion update problem

Hi

I need a urgent help to sort out the problem which i meet during the updating any application on my HTC PRO2.
1.if any update is available for any application it downloads it but it give an error message after installing that '' Installation Failed''.
2. Marketplace --> not working.when i download it it gives the installation failed
3. I can not update the weather info. i put it to update it automatically but i doesn't. Even i can not do it manually

Please if somebody can help or send any document

BR
Murad