You need to install your ENE CIR driver from HP Support & Drivers | United States
(if you need help, please provide us with your full HP model number; there are A LOT of dv4s:
Quote: Originally Posted by HP
More than 300 products contain the term "dv4"
Your .dmp was corrupted, so not of much use. It pointed to a network related problem, so probably some driver. Try to update all network related drivers through your HP support site for your HP model.