Canon Community

What could be causing this? I've tried different materials (left is matte presentation paper and right is waterslide decal paper) and different print settings and get the same purple haze on the left side of the printed images. I have a brand new IX6...

My ix6820 is fairly new, as I had to replace my wonderful old Pixma Pro 9000 since Canon was no longer updating the drivers for it and I got a new iMac. So I am not very familiar with it yet. I also just bought some Papilio white waterslide decal pap...