"System process at address 0xE4783995 have just crashed, please follow these steps to deactivate it from your system." is a fake warning and the only visible part of the infection which is defined as a Trojan/Ransomware. It's a piece of malware that blocks pretty much everything on your computer and demands payment in exchange for the identification key. In order to remove the "System process at address 0xE4783995 have just crashed" Trojan, please follow this removal guide. UPDATE! enter this code: 754-896-324-589-742 to unlock your computer.