The majority of this help-me posts only have picture of the final print. That only gives others just a clue about what might have gone wrong. In order to really diagnose the problem, we need to know almost everything about what you are doing.This list of information should be required:Printer you are using:Material you are using:Extruder temperature:Bed temperature:Layer settings:Retraction settings:Infill percentage:Print speed (both while printing and not printing): http://ift.tt/29pEz6V