![why does the printer create pla "bubbles"? the hotbed should be well calibrated and I tried various types of pla thinking it was due to poor quality. I do not understand why why does the printer create pla "bubbles"? the hotbed should be well calibrated and I tried various types of pla thinking it was due to poor quality. I do not understand why](https://preview.redd.it/hieykpjs4du41.jpg?auto=webp&s=4e10ac6e69cae6d3ef1d14a0a11bc80c2964c056)
why does the printer create pla "bubbles"? the hotbed should be well calibrated and I tried various types of pla thinking it was due to poor quality. I do not understand why
![3d models - I am getting bubbles and a bulge at the bottom layer of my 3D print - 3D Printing Stack Exchange 3d models - I am getting bubbles and a bulge at the bottom layer of my 3D print - 3D Printing Stack Exchange](https://i.stack.imgur.com/FnLuQ.jpg)
3d models - I am getting bubbles and a bulge at the bottom layer of my 3D print - 3D Printing Stack Exchange
![Bubbling surface - What am I doing wrong? It seems when doing infill less than 100% the thin bottom layers bubble up. Can I tune my way out? : r/3Dprinting Bubbling surface - What am I doing wrong? It seems when doing infill less than 100% the thin bottom layers bubble up. Can I tune my way out? : r/3Dprinting](https://preview.redd.it/uhw1lthgv2d01.jpg?auto=webp&s=629bc30dba875c03daea29d6229140d2a6179c1e)
Bubbling surface - What am I doing wrong? It seems when doing infill less than 100% the thin bottom layers bubble up. Can I tune my way out? : r/3Dprinting
![change filament - Strange problem with quality, what might be the reason for these bubbles? - 3D Printing Stack Exchange change filament - Strange problem with quality, what might be the reason for these bubbles? - 3D Printing Stack Exchange](https://i.stack.imgur.com/90rop.jpg)
change filament - Strange problem with quality, what might be the reason for these bubbles? - 3D Printing Stack Exchange
![troubleshooting - Small filament globules/bubbles in print using Ultimaker 3 extended - 3D Printing Stack Exchange troubleshooting - Small filament globules/bubbles in print using Ultimaker 3 extended - 3D Printing Stack Exchange](https://i.stack.imgur.com/lKMwI.jpg)
troubleshooting - Small filament globules/bubbles in print using Ultimaker 3 extended - 3D Printing Stack Exchange
![Prints curling and detaching from build plate – How do I print this? ( Printing help) – Prusa3D Forum Prints curling and detaching from build plate – How do I print this? ( Printing help) – Prusa3D Forum](https://forum.prusa3d.com/wp-content/uploads/2020/06/20200609_101420.jpg)
Prints curling and detaching from build plate – How do I print this? ( Printing help) – Prusa3D Forum
![TPU and bubbles in the printing - Improve your 3D prints - UltiMaker Community of 3D Printing Experts TPU and bubbles in the printing - Improve your 3D prints - UltiMaker Community of 3D Printing Experts](https://content.invisioncic.com/ultimake/monthly_2017_11/5a334133a2b3f_cap3.jpg.09fd3b97703f886730e93015f106b0c2.jpg)