![Printing multiple small models on 1 bed fails - Improve your 3D prints - UltiMaker Community of 3D Printing Experts Printing multiple small models on 1 bed fails - Improve your 3D prints - UltiMaker Community of 3D Printing Experts](https://content.invisioncic.com/ultimake/monthly_2018_07/IMG-20180710-WA0000.jpg.4cfc21ee291037a4a07587ba5c4529f7.jpg)
Printing multiple small models on 1 bed fails - Improve your 3D prints - UltiMaker Community of 3D Printing Experts
![Prints support get loose / prints are knocked over – Assembly and first prints troubleshooting – Prusa3D Forum Prints support get loose / prints are knocked over – Assembly and first prints troubleshooting – Prusa3D Forum](https://forum.prusa3d.com/wp-content/uploads/2020/09/unnamed.jpg)
Prints support get loose / prints are knocked over – Assembly and first prints troubleshooting – Prusa3D Forum
![Parts print perfectly until knocked off the bed – Assembly and first prints troubleshooting – Prusa3D Forum Parts print perfectly until knocked off the bed – Assembly and first prints troubleshooting – Prusa3D Forum](https://i.imgur.com/HtXnNUP.jpg)
Parts print perfectly until knocked off the bed – Assembly and first prints troubleshooting – Prusa3D Forum
![Print head hits/grinds the surface of long, tall prints - UltiMaker 3D printers - UltiMaker Community of 3D Printing Experts Print head hits/grinds the surface of long, tall prints - UltiMaker 3D printers - UltiMaker Community of 3D Printing Experts](https://content.invisioncic.com/ultimake/monthly_2018_06/image.png.3385538593913f3e481ba9678e86beb9.png)
Print head hits/grinds the surface of long, tall prints - UltiMaker 3D printers - UltiMaker Community of 3D Printing Experts
![Nozzle hits blobs of plastic on each layer jerking entire print and causing a seam along the print. Do my retraction settings need adjusting? : r/FixMyPrint Nozzle hits blobs of plastic on each layer jerking entire print and causing a seam along the print. Do my retraction settings need adjusting? : r/FixMyPrint](https://external-preview.redd.it/7JxjYO2mlYcNNR8ONauT-TLzxXQIi-WkM8ho9qfxqE0.png?format=pjpg&auto=webp&s=facc08ee331404e677c6c71f62ff665994fb24b5)