When I originally got my Treo 680, its Blazer browser refused to open many web sites and instead showed a window like the one below:

Most pages which were dynamically generated via php and thus ended in .php were impossible to render on my Treo 680…this severely limited usability.

If this happens, a fix is easy and readily available. Download Resco Explorer(trial is enough), and open Control Panel -> Associations. Look for an association to .php(like the one shown below) and delete it:

Blazer now no longer feels the urge to ‘pass on’ the file to another application as there is no handler available in the Palm Os’ses registry. Instead, it proceeds to render and show the page normally…