CPE / PETG terrible first layer & surface quality - Materials & profiles - UltiMaker Community of 3D Printing Experts

Hi I aborted yesterday a print with Ultimaker CPE because the first layer was really bad. I had a lot of crumbs on the top of the first layer. I searched the forum and found some others with the same problem, but without any useful solution. I have to say, it was the first time I printed CPE with

No luck with CPE - Materials & profiles - UltiMaker Community of 3D Printing Experts

CPE woes - Improve your 3D prints - UltiMaker Community of 3D Printing Experts

CPE / PETG terrible first layer & surface quality - Materials & profiles - UltiMaker Community of 3D Printing Experts

MR based magnetic susceptibility measurements of 3D printing materials at 3 Tesla - ScienceDirect

CPE woes - Improve your 3D prints - UltiMaker Community of 3D Printing Experts

No luck with CPE - Materials & profiles - UltiMaker Community of 3D Printing Experts

Tip: Bed adhesion - Improve your 3D prints - UltiMaker Community of 3D Printing Experts

S series CPE - UltiMaker

Oozing, blobs, and strings on S5 / PETG - Improve your 3D prints - UltiMaker Community of 3D Printing Experts

Ultimaker CPE+ (0.75kg, no NFC) – Print Your Mind 3D