You have just installed a PRC (Palm Application) You have just hotsync your treo But then it restart continuously (after palmone logo, it restart again) All you have to do is system reset This will disable backround applications, phone, bluetooth etc. Now you have to delete PRC which cause resets Preferably using Filez, or Application Delete menu After deleting do soft reset, and your treo will back to normal. But how to run application to delete PRC ? (pressing Home Button resets treo again) This is serious problem... You know you can do Hard Reset to get out of this problem but it will clear all your data, all your config, clears everything. Don't be panic Do system reset again Now, don't press Home Button go to Phone by pressing Green (Phone) button Press DOWN button several times, to view Favorites Button Edit blank favorite button, to run your application (for example Filez, or NVBackup) Press the favorite button, then your apps shown without crash Do something with your a