crwdns2934241:0crwdne2934241:0 Deocadio Perez

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Install the All-in-one driver for hp photosmart c4780; it worked for me.  I had the same problem like everyone of you. it was really hard to find this solution. it was a trial and error solution, but it finally worked.

http://h10025.www1.hp.com/ewfrf/wc/product?cc=us&lc=en&dlc=en&product=3794615

crwdns2915684:0crwdne2915684:0:

open