Hi, Step 1: i have a ticket in otrs Step 2: i choose empty answer Step 3: attach pdf file to my answer Step 4: send We noticed that agents which useing firefox sent blank files. Capacity of sent file and recieved file is the same… but in recieved everything is white. The same file in otrs interface is ok, we can download it and see properly. We tested that on chrome and ie, and problem doeasent exist. Only firefox. Anyone noticed that? Emi