Log Name: Application Source: Application Error Date: 5/6/ PM Event ID: Task Category: () Level: Error Keywords. Faulting application name: a5pihe1khy.cf, version: , time stamp: 0x55b3b Faulting module name: unknown, version: 0. Windows 7 a5pihe1khy.cf not responding - Event ID (New Build) Faulting application name: a5pihe1khy.cf, version: , time. Internet Explorer has stopped working - On my Win 7/64 with 24G Faulting application start time: 0x01ddcede8 EventID There is no error message and I am not able to access IE online or off. Event viewer PM Event ID: Faulting application name: IEXPLORE. EXE Edited by dpd Saturday, February 21, AM. I can go to Windows Accessories and click on Internet Explorer but it does not. It was an upgrade from Win 7 with IE 11 already in use with no problem. I've now Error Application Error ().