While printing, I noticed a lack of extrusion and aborted the print, thinking it was a usual clog. However, I found that the print core on the right extruder leaked and filled the entire space between and under the the cores. I am hoping the only problem is the print cores, but I can't remove them. Can anyone help with suggestions? It looks to me like the leakage is contained by the cores, but I can't remove them even if I try to remove both at the same time since the plastic has fused them together. I am guessing that plastic between them must also be fused to the mount for the print co