# Common Problems **URL:** https://forum.lightburnsoftware.com/c/faq/things-everyone-gets-wrong/25.md [Latest](https://forum.lightburnsoftware.com/latest.md) · [Categories](https://forum.lightburnsoftware.com/categories.md) · [Tags](https://forum.lightburnsoftware.com/tags.md) --- ## [About the Common Problems category](https://forum.lightburnsoftware.com/t/about-the-common-problems-category/2384)
**Author:** [@LightBurn](https://forum.lightburnsoftware.com/u/LightBurn)\ **Replies:** 0\ **Last updated:** [March 21, 2019, 5:20am UTC](https://forum.lightburnsoftware.com/t/about-the-common-problems-category/2384 "2019-03-21T05:20:10Z")
If your post ends up in here, don’t feel singled out - Quite the opposite - your issue is something that so many people run into that we’re putting it here to help other new users. --- ## [How to troubleshoot connection issues with USB](https://forum.lightburnsoftware.com/t/how-to-troubleshoot-connection-issues-with-usb/5530)
**Author:** [@LightBurn](https://forum.lightburnsoftware.com/u/LightBurn)\ **Replies:** 0\ **Last updated:** [July 31, 2019, 7:41pm UTC](https://forum.lightburnsoftware.com/t/how-to-troubleshoot-connection-issues-with-usb/5530 "2019-07-31T19:41:50Z")
A very common problem with Windows systems and lasers is the way Windows handles USB connections - If it thinks a connection is idle, it can put the port into a power-save mode, which can make your device stop talking to… --- ## [Laser doesn´t cut like its supposed to](https://forum.lightburnsoftware.com/t/laser-doesn-t-cut-like-its-supposed-to/56566)
**Author:** [@Habjan](https://forum.lightburnsoftware.com/u/Habjan)\ **Replies:** 5\ **Last updated:** [January 11, 2022, 11:35pm UTC](https://forum.lightburnsoftware.com/t/laser-doesn-t-cut-like-its-supposed-to/56566 "2022-01-11T23:35:36Z")
Hello, I am starting with laser cutting and my laser power is far from what was supposed to. And it doesnt cut with the same power in all directions and is flickering in Y direction I have Neje A40630 which it says th… --- ## [Omtech laser with ruida controller will not connect via ethernet](https://forum.lightburnsoftware.com/t/omtech-laser-with-ruida-controller-will-not-connect-via-ethernet/56982)
**Author:** [@Tony2](https://forum.lightburnsoftware.com/u/Tony2)\ **Replies:** 2\ **Last updated:** [January 11, 2022, 9:40pm UTC](https://forum.lightburnsoftware.com/t/omtech-laser-with-ruida-controller-will-not-connect-via-ethernet/56982 "2022-01-11T21:40:42Z")
Please help. I have had the laser connected with usb and no problems. I need it connected via ethernet. I have read and followed all instructions for connecting via ethernet. ip address is set on laser (actually same … --- ## [Lost Lightburn 2nd license for another PC](https://forum.lightburnsoftware.com/t/lost-lightburn-2nd-license-for-another-pc/56913)
**Author:** [@Burdman](https://forum.lightburnsoftware.com/u/Burdman)\ **Replies:** 2\ **Last updated:** [January 10, 2022, 9:56pm UTC](https://forum.lightburnsoftware.com/t/lost-lightburn-2nd-license-for-another-pc/56913 "2022-01-10T21:56:39Z")
My laptop crashed and there was no way to retrieve it. I have one License on my shop laptop and I had the other one on the crashed PC. How do I activate Lightburn on my new tablet? How can I retrieve it? --- ## [ALARM: Hard limit On or near line 19:](https://forum.lightburnsoftware.com/t/alarm-hard-limit-on-or-near-line-19/56038)
**Author:** [@BRIANW1](https://forum.lightburnsoftware.com/u/BRIANW1)\ **Replies:** 1\ **Last updated:** [January 3, 2022, 6:52pm UTC](https://forum.lightburnsoftware.com/t/alarm-hard-limit-on-or-near-line-19/56038 "2022-01-03T18:52:28Z")
Machine freezes up worked fine about a week ago --- ## [Lightburt stops mid print](https://forum.lightburnsoftware.com/t/lightburt-stops-mid-print/55996)
**Author:** [@Memorex](https://forum.lightburnsoftware.com/u/Memorex)\ **Replies:** 0\ **Last updated:** [January 2, 2022, 5:55am UTC](https://forum.lightburnsoftware.com/t/lightburt-stops-mid-print/55996 "2022-01-02T05:55:09Z")
I was using Lightburn trial version and had no issues, so I bought it. It stopped working until I deactivated the license, seems to work fine now. I like the software and dont really want a refund. 10 days left on pro… --- ## [Rotary Set up Help](https://forum.lightburnsoftware.com/t/rotary-set-up-help/54495)
**Author:** [@cdag7](https://forum.lightburnsoftware.com/u/cdag7)\ **Replies:** 5\ **Last updated:** [December 30, 2021, 8:22pm UTC](https://forum.lightburnsoftware.com/t/rotary-set-up-help/54495 "2021-12-30T20:22:51Z")
I’m having trouble setting up my rotary tool. I’m not sure what I need to change. --- ## [Laser is turning off slowly between cut and doesnt regulate power](https://forum.lightburnsoftware.com/t/laser-is-turning-off-slowly-between-cut-and-doesnt-regulate-power/55293)
**Author:** [@Habjan](https://forum.lightburnsoftware.com/u/Habjan)\ **Replies:** 23\ **Last updated:** [December 27, 2021, 12:15pm UTC](https://forum.lightburnsoftware.com/t/laser-is-turning-off-slowly-between-cut-and-doesnt-regulate-power/55293 "2021-12-27T12:15:40Z")
Hello. I am new to laser and I have a isue. My laser is turning of slowly and doesnt regulate power. 1 square was suposed to be engraved with 100% of power and the other with 10% of power but are the same. and the… --- ## [Cannot connet to Server due to network error](https://forum.lightburnsoftware.com/t/cannot-connet-to-server-due-to-network-error/55387)
**Author:** [@Leed3](https://forum.lightburnsoftware.com/u/Leed3)\ **Replies:** 41\ **Last updated:** [December 30, 2021, 1:26am UTC](https://forum.lightburnsoftware.com/t/cannot-connet-to-server-due-to-network-error/55387 "2021-12-30T01:26:01Z")
I have downloaded and installed the latest version. When I try to start free trial, I get the message “Failed to connect to server due to network error”. I have tried turning off firewall on laptop and on router. I have… --- ## [Newbie starting a burn](https://forum.lightburnsoftware.com/t/newbie-starting-a-burn/55552)
**Author:** [@dHains](https://forum.lightburnsoftware.com/u/dHains)\ **Replies:** 1\ **Last updated:** [December 28, 2021, 9:34pm UTC](https://forum.lightburnsoftware.com/t/newbie-starting-a-burn/55552 "2021-12-28T21:34:30Z")
Setup new machine last night and did a test burn worked great. This morning tried to start a project and when start is pressed get the following from light burn (there was a problem sending data to the laser. The machine… --- ## [How do you restart](https://forum.lightburnsoftware.com/t/how-do-you-restart/55570)
**Author:** [@Three2day](https://forum.lightburnsoftware.com/u/Three2day)\ **Replies:** 1\ **Last updated:** [December 28, 2021, 10:28pm UTC](https://forum.lightburnsoftware.com/t/how-do-you-restart/55570 "2021-12-28T22:28:47Z")
Laser stops on routine due to alarm lockout. Resetting starts the burn from the beginning, How do you restart from where the stall left off? --- ## [Etching on glass jars is skewing the image](https://forum.lightburnsoftware.com/t/etching-on-glass-jars-is-skewing-the-image/55459)
**Author:** [@lasershell](https://forum.lightburnsoftware.com/u/lasershell)\ **Replies:** 4\ **Last updated:** [December 28, 2021, 2:20pm UTC](https://forum.lightburnsoftware.com/t/etching-on-glass-jars-is-skewing-the-image/55459 "2021-12-28T14:20:56Z")
I have been lasering tumblers with a PiBurn rotary and have that down but when I try to etch glass jars, the images come out skewed, a tall, skinny image and the banner that goes across the image is wavy. I’ve changed th… --- ## [While etching text on glass, the beginning of letters doesn’t etch](https://forum.lightburnsoftware.com/t/while-etching-text-on-glass-the-beginning-of-letters-doesn-t-etch/55198)
**Author:** [@Manny101](https://forum.lightburnsoftware.com/u/Manny101)\ **Replies:** 11\ **Last updated:** [December 25, 2021, 2:13am UTC](https://forum.lightburnsoftware.com/t/while-etching-text-on-glass-the-beginning-of-letters-doesn-t-etch/55198 "2021-12-25T02:13:20Z")
I’m using a 60w Chinese laser Ruida 644XG. Running Lightburn 1.0.06. 450 mm/s, max power 45, min power 45, 0.050mm interval. I’ve also tried at 500mm/s from 40% to 80% and it does the same thing. I don’t understand why… --- ## [G-code motion target exceeds machine travel on Genmitsu 3180 PROVER](https://forum.lightburnsoftware.com/t/g-code-motion-target-exceeds-machine-travel-on-genmitsu-3180-prover/54480)
**Author:** [@CEShopworks](https://forum.lightburnsoftware.com/u/CEShopworks)\ **Replies:** 38\ **Last updated:** [December 20, 2021, 6:09pm UTC](https://forum.lightburnsoftware.com/t/g-code-motion-target-exceeds-machine-travel-on-genmitsu-3180-prover/54480 "2021-12-20T18:09:04Z")
I am new to Lightburn using a Genmitsu 3180 Prover. and running GRBL 1.1. When I load a file with a small graphic and attempt to run it, I get a “G-code motion target exceeds machine travel. Machine position safely retai… --- ## [Just setup - Gcode problem](https://forum.lightburnsoftware.com/t/just-setup-gcode-problem/54655)
**Author:** [@IanBentley](https://forum.lightburnsoftware.com/u/IanBentley)\ **Replies:** 4\ **Last updated:** [December 17, 2021, 6:53pm UTC](https://forum.lightburnsoftware.com/t/just-setup-gcode-problem/54655 "2021-12-17T18:53:06Z")
Hi I have a Workbee CNC and am using Optlaser 6W. I have just installed Lightburn and am having problems. When running the Gcode the laser only fires on the first vector, the CNC continues to following the rest of the… --- ## [When uploading a photo, the preview is almost completely black. It engraves with no detail](https://forum.lightburnsoftware.com/t/when-uploading-a-photo-the-preview-is-almost-completely-black-it-engraves-with-no-detail/54491)
**Author:** [@aeccles2002](https://forum.lightburnsoftware.com/u/aeccles2002)\ **Replies:** 13\ **Last updated:** [December 15, 2021, 11:33pm UTC](https://forum.lightburnsoftware.com/t/when-uploading-a-photo-the-preview-is-almost-completely-black-it-engraves-with-no-detail/54491 "2021-12-15T23:33:00Z")
Hi. I am new to LightBurn and engraving. I have had much success engraving designs on slate but I cannot get a grasp of engraving pictures. I have an OMTech 55 watt. I do not know my “controller” or “firmware”. I am… --- ## [Aufero Laser 1- laser moves but doesn't engrave](https://forum.lightburnsoftware.com/t/aufero-laser-1-laser-moves-but-doesnt-engrave/54365)
**Author:** [@kooikerv](https://forum.lightburnsoftware.com/u/kooikerv)\ **Replies:** 4\ **Last updated:** [December 15, 2021, 10:09pm UTC](https://forum.lightburnsoftware.com/t/aufero-laser-1-laser-moves-but-doesnt-engrave/54365 "2021-12-15T22:09:23Z")
My laser will follow a pattern but won’t engrave. --- ## [Ortur laser master pro](https://forum.lightburnsoftware.com/t/ortur-laser-master-pro/54505)
**Author:** [@acutabove1620](https://forum.lightburnsoftware.com/u/acutabove1620)\ **Replies:** 0\ **Last updated:** [December 15, 2021, 9:53pm UTC](https://forum.lightburnsoftware.com/t/ortur-laser-master-pro/54505 "2021-12-15T21:53:26Z")
y axis will barley move --- ## [Cutting cross grain](https://forum.lightburnsoftware.com/t/cutting-cross-grain/54373)
**Author:** [@ploebs](https://forum.lightburnsoftware.com/u/ploebs)\ **Replies:** 4\ **Last updated:** [December 14, 2021, 7:18pm UTC](https://forum.lightburnsoftware.com/t/cutting-cross-grain/54373 "2021-12-14T19:18:28Z")
Greetings. I’m working on cutting out some Christmas ornaments out of 1/8 basswood, and wondered if anyone is having similar issues. Cuts that go with the grain, or close to the same direction can usually make cut clean… --- ## [Aufero Laser 1 No Laser](https://forum.lightburnsoftware.com/t/aufero-laser-1-no-laser/54104)
**Author:** [@Deparks72](https://forum.lightburnsoftware.com/u/Deparks72)\ **Replies:** 2\ **Last updated:** [December 14, 2021, 4:55pm UTC](https://forum.lightburnsoftware.com/t/aufero-laser-1-no-laser/54104 "2021-12-14T16:55:30Z")
I just purchased an new Aufero Laser 1. The unit connects to Lightburn and will run the pattern of the project but no laser ever turns on. I have tried different power levels but nothing. --- ## [New to all this and ned help - a few questions](https://forum.lightburnsoftware.com/t/new-to-all-this-and-ned-help-a-few-questions/54221)
**Author:** [@mmartin](https://forum.lightburnsoftware.com/u/mmartin)\ **Replies:** 2\ **Last updated:** [December 12, 2021, 9:26pm UTC](https://forum.lightburnsoftware.com/t/new-to-all-this-and-ned-help-a-few-questions/54221 "2021-12-12T21:26:27Z")
Hello All, im new o the laser engraving side of things and have been recommended this software to work with my 3018Pro, with a 5w laser, how ever im having some issues and need help please… i set the origin (0.0) fine… --- ## [Lightburn never reach 100%](https://forum.lightburnsoftware.com/t/lightburn-never-reach-100/53888)
**Author:** [@DolSys](https://forum.lightburnsoftware.com/u/DolSys)\ **Replies:** 0\ **Last updated:** [December 9, 2021, 11:58am UTC](https://forum.lightburnsoftware.com/t/lightburn-never-reach-100/53888 "2021-12-09T11:58:37Z")
If in “Device Settings” - “Return to Finish Position” is enabled, Lightburn ends at 99%. In the console you see, that the job is finished, the laser returns in end position, but Lightburn have to stop manually. --- ## [Cutting ability differently at different positions on my work surface](https://forum.lightburnsoftware.com/t/cutting-ability-differently-at-different-positions-on-my-work-surface/51442)
**Author:** [@Spud59](https://forum.lightburnsoftware.com/u/Spud59)\ **Replies:** 7\ **Last updated:** [December 8, 2021, 11:00pm UTC](https://forum.lightburnsoftware.com/t/cutting-ability-differently-at-different-positions-on-my-work-surface/51442 "2021-12-08T23:00:51Z")
I have been noticing lately my Chinese 100 watt laser seems to not reliably cut completely through 1/8” hardboard when I position work piece in front right corner of work space The bed is 1000 mm x 600m I clean my mirr… --- ## [Laser not burning through plyboard](https://forum.lightburnsoftware.com/t/laser-not-burning-through-plyboard/51785)
**Author:** [@BevB](https://forum.lightburnsoftware.com/u/BevB)\ **Replies:** 11\ **Last updated:** [December 7, 2021, 7:44pm UTC](https://forum.lightburnsoftware.com/t/laser-not-burning-through-plyboard/51785 "2021-12-07T19:44:31Z")
Hi I am trying to burn through plyboard but my laser is burning some items out but not others. I have a Atomstack with a A5 M20 laser head does anyone have any suggestions. --- ## [Lumber calculator for beginners](https://forum.lightburnsoftware.com/t/lumber-calculator-for-beginners/52754)
**Author:** [@LaserWillie](https://forum.lightburnsoftware.com/u/LaserWillie)\ **Replies:** 0\ **Last updated:** [November 26, 2021, 5:51am UTC](https://forum.lightburnsoftware.com/t/lumber-calculator-for-beginners/52754 "2021-11-26T05:51:18Z")
Lumber is up over 30% in the last few months, So maybe my excel sheet will help you find resources for cheaper. Just plug the numbers in to find the cheapest source. If it doesn’t work let me know and I’ll delete this p… --- ## ["File Transfer Failed" to Ruida over Ethernet](https://forum.lightburnsoftware.com/t/file-transfer-failed-to-ruida-over-ethernet/52659)
**Author:** [@Dannym](https://forum.lightburnsoftware.com/u/Dannym)\ **Replies:** 3\ **Last updated:** [November 26, 2021, 3:04am UTC](https://forum.lightburnsoftware.com/t/file-transfer-failed-to-ruida-over-ethernet/52659 "2021-11-26T03:04:42Z")
Windows 10, ethernet connection. About 5% of the time, we get “File Transfer Failed”. But, it’s ethernet which should be totally reliable, so I’m wondering why we’re getting this. More important how we can prevent it? … --- ## [Atomstack y-axis](https://forum.lightburnsoftware.com/t/atomstack-y-axis/52511)
**Author:** [@Taylortam](https://forum.lightburnsoftware.com/u/Taylortam)\ **Replies:** 6\ **Last updated:** [November 24, 2021, 6:44pm UTC](https://forum.lightburnsoftware.com/t/atomstack-y-axis/52511 "2021-11-24T18:44:03Z")
Hi everyone, I recently got an atmostack a5 laser engraver. When setting up I can only seem to get the X-axis to move, I have switched the input driver (not sure on the terminology) to the motors to test that the y-axis… --- ## [Mods are away, post memes!](https://forum.lightburnsoftware.com/t/mods-are-away-post-memes/52609)
**Author:** [@LaserWillie](https://forum.lightburnsoftware.com/u/LaserWillie)\ **Replies:** 1\ **Last updated:** [November 24, 2021, 2:27am UTC](https://forum.lightburnsoftware.com/t/mods-are-away-post-memes/52609 "2021-11-24T02:27:45Z")
--- ## [Atomstack looks like it is burning but isn't](https://forum.lightburnsoftware.com/t/atomstack-looks-like-it-is-burning-but-isnt/52530)
**Author:** [@carriew](https://forum.lightburnsoftware.com/u/carriew)\ **Replies:** 1\ **Last updated:** [November 22, 2021, 10:36pm UTC](https://forum.lightburnsoftware.com/t/atomstack-looks-like-it-is-burning-but-isnt/52530 "2021-11-22T22:36:05Z")
Sorry if this has been addressed before- I don’t see it. I just got an AtomStack a5 40. I got Lightburn installed just fine. It is connected. I have watched countless videos, and read the documents. When I try to bu… [Next page](https://forum.lightburnsoftware.com/c/faq/things-everyone-gets-wrong/25.md?page=1)