Vertex 3D Printer   Vertex - Issues while printing

NEW Vertex Repetier Version! (2)
Issue Nozzle (10)
[NANO] Sneak peak Vertex Nano! (4)
About the Vertex - Issues while printing category (1)
Shifting layers (1)
Printed object sticks tightly to glass bed (2)
Vertex wont print (8)
Vertex k8400 not heating (2)
Problems to reach the temperature (8)
Print don't stick to the tack plate (3)
Usb connector broke off (1)
Problem with unloading filament (9)
Issue with print, doesn't dry quickly enough? (3)
Filament feeding problem (7)
Vertex stopped while printing (3)
SOLVED: The two outer lines not connected to the inside print (11)
SOLVED: Problem with the first layer after the infill (9)
Moederbord of display defect (1)
Problems printing black PLA filament ( 2 ) (23)
Help with printing on Vertex 8400 (1)
Diode how to choose it? (2)
Problème d'extruder Velleman vertex k8400 (3)
Problem with my Y movements, please help! (9)
K8400 Ignored dual extruder offset (4)
Print issue. Gap between vertical shell and infill/top shell (7)
Print lines are not evenly distriputed (7)
When printer say print ready (1)
K8400 random resets (10)
I should want to try bi-color mode (1)
K8400 firmware settings heated bed (2)