# Bugs **URL:** http://forum.squareline.io/c/bugs/6.md [Latest](http://forum.squareline.io/latest.md) · [Categories](http://forum.squareline.io/categories.md) · [Tags](http://forum.squareline.io/tags.md) --- ## [About the Bugs category](http://forum.squareline.io/t/about-the-bugs-category/14)
**Author:** [@squareline\_admin](http://forum.squareline.io/u/squareline_admin)\ **Replies:** 0
Report bugs related to SquareLine Studio. --- ## [Stopping One Animation in LVGL 9.5 Also Stops All Other Running Animations](http://forum.squareline.io/t/stopping-one-animation-in-lvgl-9-5-also-stops-all-other-running-animations/6502)
**Author:** [@Rezajavahery](http://forum.squareline.io/u/Rezajavahery)\ **Replies:** 0\ **Last updated:** [November 6, 2026, 1:39pm UTC](http://forum.squareline.io/t/stopping-one-animation-in-lvgl-9-5-also-stops-all-other-running-animations/6502 "2026-11-06T13:39:01Z")
Hello, I am experiencing an issue with animation management in LVGL 9.5 on an ESP32-S3. I have multiple animations running simultaneously. I want to stop or delete only one specific animation without affecting any ot… --- ## [Stability issue](http://forum.squareline.io/t/stability-issue/6497)
**Author:** [@AdrianCarmackFR](http://forum.squareline.io/u/AdrianCarmackFR)\ **Replies:** 1\ **Last updated:** [October 20, 2026, 3:26am UTC](http://forum.squareline.io/t/stability-issue/6497 "2026-10-20T03:26:33Z")
I have been trying to get squareline to run, but all I have been able to do is place a single image and nothing else, and every time I open the project it freezes, with a popup saying it’s “refreshing images”. I’ve resta… --- ## [Unable to upgrade all images from 1.6.1 to 1.6.2](http://forum.squareline.io/t/unable-to-upgrade-all-images-from-1-6-1-to-1-6-2/6496)
**Author:** [@Richard](http://forum.squareline.io/u/Richard)\ **Replies:** 3\ **Last updated:** [October 20, 2026, 3:17am UTC](http://forum.squareline.io/t/unable-to-upgrade-all-images-from-1-6-1-to-1-6-2/6496 "2026-10-20T03:17:03Z")
What do you want to achieve? I have a large project we’ve been maintaining and updating over time. I’d like to update it from SLS 1.6.1 to 1.6.2. What have you tried so far? When I open the project in SLS 1.6.1, several… --- ## [Font Import always fail on 1.6.2](http://forum.squareline.io/t/font-import-always-fail-on-1-6-2/6495)
**Author:** [@menthol1979](http://forum.squareline.io/u/menthol1979)\ **Replies:** 3\ **Last updated:** [October 13, 2026, 11:02am UTC](http://forum.squareline.io/t/font-import-always-fail-on-1-6-2/6495 "2026-10-13T11:02:28Z")
What do you want to achieve? Import an external font to my project What have you tried so far? Importing different fonts but none succeeds Screenshot or video Others SquareLine Studio version: 1.6.2 Operating system: … --- ## [Problem after upgrading to 1.6.2](http://forum.squareline.io/t/problem-after-upgrading-to-1-6-2/6492)
**Author:** [@menthol1979](http://forum.squareline.io/u/menthol1979)\ **Replies:** 4\ **Last updated:** [September 28, 2026, 10:07am UTC](http://forum.squareline.io/t/problem-after-upgrading-to-1-6-2/6492 "2026-09-28T10:07:39Z")
What do you want to achieve? Opening the same projects I had in 1.6.1 What have you tried so far? Nothing, I don’t know what to try Screenshot or video \EDITOR: Try to start lvgl server on port: 20085 \ **Author:** [@thomen](http://forum.squareline.io/u/thomen)\ **Replies:** 3\ **Last updated:** [September 28, 2026, 9:43am UTC](http://forum.squareline.io/t/app-freezes-cant-select-or-do-anything-mac-book-pro-m1-gg-27/6494 "2026-09-28T09:43:17Z") What do you want to achieve? Trying to import a project I built and it loads but I cannot click any menu options, file, control options the UI is just frozen. No error messages or issues.. just a completely frozen ui.. a… --- ## [Command line export failing to exit](http://forum.squareline.io/t/command-line-export-failing-to-exit/6493)
**Author:** [@thepinhole](http://forum.squareline.io/u/thepinhole)\ **Replies:** 1\ **Last updated:** [September 28, 2026, 4:21am UTC](http://forum.squareline.io/t/command-line-export-failing-to-exit/6493 "2026-09-28T04:21:46Z")
What do you want to achieve? I want to be able to export my UI/C files via the Squareline command line interface. The export works correctly however the process never exits so I cannot automate the export, I have to forc… --- ## [I have problem opening the app](http://forum.squareline.io/t/i-have-problem-opening-the-app/6490)
**Author:** [@farouk84](http://forum.squareline.io/u/farouk84)\ **Replies:** 1\ **Last updated:** [August 26, 2026, 6:46am UTC](http://forum.squareline.io/t/i-have-problem-opening-the-app/6490 "2026-08-26T06:46:32Z")
its stay like this i need to fix it --- ## [Persian/Arabic RTL text is not displayed correctly in LVGL 9.3](http://forum.squareline.io/t/persian-arabic-rtl-text-is-not-displayed-correctly-in-lvgl-9-3/6489)
**Author:** [@Rezajavahery](http://forum.squareline.io/u/Rezajavahery)\ **Replies:** 1\ **Last updated:** [August 21, 2026, 7:46am UTC](http://forum.squareline.io/t/persian-arabic-rtl-text-is-not-displayed-correctly-in-lvgl-9-3/6489 "2026-08-21T07:46:40Z")
Hi, I’m using SquareLine Studio 1.6.2 with LVGL 9.5.0 I’m having an issue with Persian text: the text direction and character alignment/shaping are not displayed correctly. Please look at the attached image to see the pr… --- ## [Has anyone else had issue with latest release sqaure?](http://forum.squareline.io/t/has-anyone-else-had-issue-with-latest-release-sqaure/6481)
**Author:** [@cepps0825](http://forum.squareline.io/u/cepps0825)\ **Replies:** 2\ **Last updated:** [August 17, 2026, 5:25am UTC](http://forum.squareline.io/t/has-anyone-else-had-issue-with-latest-release-sqaure/6481 "2026-08-17T05:25:33Z")
I am unable to use content for size in new version of square. Has anyone else seen this issue Others SquareLine Studio version:1.9 Operating system:Mac Tahoe 26.5.2 Target hardware:ESP32 --- ## [MacOS code exporter](http://forum.squareline.io/t/macos-code-exporter/6483)
**Author:** [@Richard](http://forum.squareline.io/u/Richard)\ **Replies:** 1\ **Last updated:** [August 17, 2026, 5:23am UTC](http://forum.squareline.io/t/macos-code-exporter/6483 "2026-08-17T05:23:15Z")
What do you want to achieve? I’d like to be able to export the same code from the same project on Mac, Linux, Windows. We have one employee on each now. What have you tried so far? Currently(v1.6.1), exporting on MacOS … --- ## [Haywire micropython process](http://forum.squareline.io/t/haywire-micropython-process/6477)
**Author:** [@rsaxvc](http://forum.squareline.io/u/rsaxvc)\ **Replies:** 5\ **Last updated:** [August 17, 2026, 5:19am UTC](http://forum.squareline.io/t/haywire-micropython-process/6477 "2026-08-17T05:19:59Z")
When I use Squareline, micropython fully consumes a CPU core. I was using LVGL 8.3.11 What do you want to achieve? Good laptop battery life and quiet fans. What have you tried so far? Launching Squareline, and running … --- ## [100% CPU Load using SLS](http://forum.squareline.io/t/100-cpu-load-using-sls/520)
**Author:** [@Supraman](http://forum.squareline.io/u/Supraman)\ **Replies:** 11\ **Last updated:** [August 5, 2026, 10:39am UTC](http://forum.squareline.io/t/100-cpu-load-using-sls/520 "2026-08-05T10:39:12Z")
When using the latest trial version of SLS (1.1.1) even with no project loaded, my CPU load goes from \<10% to max at 100% What do you want to achieve? Before running SLS CPU load = \<10% Lower CPU usage please! The hi… --- ## [Squareline export ruined my desktop](http://forum.squareline.io/t/squareline-export-ruined-my-desktop/6454)
**Author:** [@Sazavi](http://forum.squareline.io/u/Sazavi)\ **Replies:** 1\ **Last updated:** [July 27, 2026, 12:06pm UTC](http://forum.squareline.io/t/squareline-export-ruined-my-desktop/6454 "2026-07-27T12:06:22Z")
Squareline export ruined my desktop icons and files. Nearly all icons and some files placed on desktop was deleted for some reason while studio exported project on desktop. Win11. Anyway to restore those? --- ## [Large projects cause frequent crashes](http://forum.squareline.io/t/large-projects-cause-frequent-crashes/6394)
**Author:** [@bholland](http://forum.squareline.io/u/bholland)\ **Replies:** 1\ **Last updated:** [June 22, 2026, 5:56am UTC](http://forum.squareline.io/t/large-projects-cause-frequent-crashes/6394 "2026-06-22T05:56:41Z")
What do you want to achieve? Be able to use the software without it crashing every few minutes. What have you tried so far? Screenshot or video Others SquareLine Studio version: v1.6.0 Operating system: Windows 11 Targ… --- ## [Micropython always at 100% CPU on Linux](http://forum.squareline.io/t/micropython-always-at-100-cpu-on-linux/6437)
**Author:** [@KBryght](http://forum.squareline.io/u/KBryght)\ **Replies:** 0\ **Last updated:** [June 17, 2026, 2:16pm UTC](http://forum.squareline.io/t/micropython-always-at-100-cpu-on-linux/6437 "2026-06-17T14:16:44Z")
I am having the same issue as was previously reported, but it looks like that thread was dropped. When running Squareline on Linux, micropython it at 100% CPU endlessly until I close SquareLine. It doesn’t prevent me f… --- ## [Ver 1.5.3 "ui\_Page\_screen\_relocalize()" not containing checkbox and others translation](http://forum.squareline.io/t/ver-1-5-3-ui-page-screen-relocalize-not-containing-checkbox-and-others-translation/5991)
**Author:** [@kanbaiStaok](http://forum.squareline.io/u/kanbaiStaok)\ **Replies:** 2\ **Last updated:** [June 12, 2026, 9:32pm UTC](http://forum.squareline.io/t/ver-1-5-3-ui-page-screen-relocalize-not-containing-checkbox-and-others-translation/5991 "2026-06-12T21:32:06Z")
What do you want to achieve? The checkbox fun “lv\_checkbox\_set\_text(obj, \_(“xxx”))” not in the “ui\_Page\_screen\_relocalize()”!!! Why… And maybe there is more other type like \_(“xxx”) not in the “ui\_Page\_screen\_relocaliz… --- ## [Check Box text appearing unexpectedly](http://forum.squareline.io/t/check-box-text-appearing-unexpectedly/6407)
**Author:** [@Richard](http://forum.squareline.io/u/Richard)\ **Replies:** 1\ **Last updated:** [May 14, 2026, 9:18am UTC](http://forum.squareline.io/t/check-box-text-appearing-unexpectedly/6407 "2026-05-14T09:18:30Z")
What do you want to achieve? I’m updating a project from LVGLv8 to LVGLv9.3.0, and found that LVGL v9.3.0 check boxes default to the text “Check box”, but this isn’t cleared out by SquareLine Studio 1.6.1 What have you … --- ## [Delete Old Objects](http://forum.squareline.io/t/delete-old-objects/6393)
**Author:** [@Rej](http://forum.squareline.io/u/Rej)\ **Replies:** 1\ **Last updated:** [May 12, 2026, 7:05pm UTC](http://forum.squareline.io/t/delete-old-objects/6393 "2026-05-12T19:05:05Z")
What do you want to achieve? Delete objects in my project. What have you tried so far? Was looking to find some solution in the user interface, to no avail… Screenshot or video Others SquareLine Studio version: Operat… --- ## [The Knob of arc is not moving as supposed with some parameters](http://forum.squareline.io/t/the-knob-of-arc-is-not-moving-as-supposed-with-some-parameters/6373)
**Author:** [@Rej](http://forum.squareline.io/u/Rej)\ **Replies:** 3\ **Last updated:** [April 26, 2026, 10:01pm UTC](http://forum.squareline.io/t/the-knob-of-arc-is-not-moving-as-supposed-with-some-parameters/6373 "2026-04-26T22:01:11Z")
What do you want to achieve? Move a knob in a 120° arc. What have you tried so far? Rotate the arc and tried different values, found that some values are really problematic, while others do not allow you to move the kno… --- ## [Importing a project crashes Squareline Studio (Ubuntu 24.04.1 LTS)](http://forum.squareline.io/t/importing-a-project-crashes-squareline-studio-ubuntu-24-04-1-lts/5057)
**Author:** [@oldmate6288](http://forum.squareline.io/u/oldmate6288)\ **Replies:** 1\ **Last updated:** [April 22, 2026, 12:06pm UTC](http://forum.squareline.io/t/importing-a-project-crashes-squareline-studio-ubuntu-24-04-1-lts/5057 "2026-04-22T12:06:02Z")
I have tried numerous times to import projects into Squareline but every time I press ‘import project’, it instantly crashes and terminates the application. I can access projects by putting them in the examples folder bu… --- ## [Exporting Deletes Project Folder](http://forum.squareline.io/t/exporting-deletes-project-folder/6168)
**Author:** [@jojowantlucky](http://forum.squareline.io/u/jojowantlucky)\ **Replies:** 4\ **Last updated:** [April 7, 2026, 12:37pm UTC](http://forum.squareline.io/t/exporting-deletes-project-folder/6168 "2026-04-07T12:37:20Z")
What do you want to achieve? Export my project via Export → Create Template Project. I created the most basic project with not assets to test the export functionality. I’ve noticed that SquareLine deletes the folder I d… --- ## [Event Clicked: UI crash, change order of CHANGE SCREEN and DELETE SCREEN and then it works](http://forum.squareline.io/t/event-clicked-ui-crash-change-order-of-change-screen-and-delete-screen-and-then-it-works/6358)
**Author:** [@iMisspell](http://forum.squareline.io/u/iMisspell)\ **Replies:** 4\ **Last updated:** [April 7, 2026, 10:11am UTC](http://forum.squareline.io/t/event-clicked-ui-crash-change-order-of-change-screen-and-delete-screen-and-then-it-works/6358 "2026-04-07T10:11:30Z")
If i have an Event for a button ‘CLICKED’ with the following ordering: CHANGE SCREEN DELETE SCREEN UI will crash (and reboot) when button is pressed. But if the order is flipped to: DELETE SCREEN CHANGE SCREEN Eve… --- ## [Events displayed in reverse order of processing](http://forum.squareline.io/t/events-displayed-in-reverse-order-of-processing/6375)
**Author:** [@Richard](http://forum.squareline.io/u/Richard)\ **Replies:** 1\ **Last updated:** [April 7, 2026, 7:14am UTC](http://forum.squareline.io/t/events-displayed-in-reverse-order-of-processing/6375 "2026-04-07T07:14:22Z")
What do you want to achieve? I’d like the order of event handlers displayed in SquareLine Studio to match the order of execution. Please don’t change the execution order, which could cause issues for existing projects. … --- ## [Tabview error on 1.6](http://forum.squareline.io/t/tabview-error-on-1-6/6336)
**Author:** [@giannidsg](http://forum.squareline.io/u/giannidsg)\ **Replies:** 1\ **Last updated:** [March 13, 2026, 8:17am UTC](http://forum.squareline.io/t/tabview-error-on-1-6/6336 "2026-03-13T08:17:16Z")
When I try to add a tabview LVGL crash with this code: SERVER:EVAL FAILED: Traceback (most recent call last): SERVER: Internal line 329, in SERVER: ui\_TabView2.set\_active(0,lv.ANIM.OFF) SERVER: AttributeError… --- ## [Export of multiple fonts won't compile](http://forum.squareline.io/t/export-of-multiple-fonts-wont-compile/6318)
**Author:** [@FreeDNS](http://forum.squareline.io/u/FreeDNS)\ **Replies:** 1\ **Last updated:** [March 2, 2026, 11:44am UTC](http://forum.squareline.io/t/export-of-multiple-fonts-wont-compile/6318 "2026-03-02T11:44:55Z")
When exporting the fonts used in a project, all glyph bitmaps, glyph descriptions, cmaps and font descriptions have the same variable names across all font files. Renaming each definition to a unique name fixes the prob… --- ## [Computer screen flickers abruptly while using SLS](http://forum.squareline.io/t/computer-screen-flickers-abruptly-while-using-sls/1237)
**Author:** [@Keshav](http://forum.squareline.io/u/Keshav)\ **Replies:** 6\ **Last updated:** [February 16, 2026, 8:08am UTC](http://forum.squareline.io/t/computer-screen-flickers-abruptly-while-using-sls/1237 "2026-02-16T08:08:11Z")
Hello @kisvegabor, I’m facing an issue with SLS, when I use the app screen flickers abruptly and when I close it, flickering also stops. Please look into it at the earliest. See video Others SquareLine Studio versio… --- ## [Faulty Imageview in SLS with LVGL9](http://forum.squareline.io/t/faulty-imageview-in-sls-with-lvgl9/6273)
**Author:** [@07MotorCult](http://forum.squareline.io/u/07MotorCult)\ **Replies:** 3\ **Last updated:** [February 12, 2026, 12:06pm UTC](http://forum.squareline.io/t/faulty-imageview-in-sls-with-lvgl9/6273 "2026-02-12T12:06:47Z")
What do you want to achieve? i want images correctly shown in SLS with lvgl9.1 with lvgl 8.3.11 everything is fine. on device everything shows fine. just in SLS the images are broken What have you tried so far? changi… --- ## [SLS v1.6.0 fails to display images correctly + issue with copying objects](http://forum.squareline.io/t/sls-v1-6-0-fails-to-display-images-correctly-issue-with-copying-objects/6276)
**Author:** [@oldmate6288](http://forum.squareline.io/u/oldmate6288)\ **Replies:** 6\ **Last updated:** [January 28, 2026, 6:41pm UTC](http://forum.squareline.io/t/sls-v1-6-0-fails-to-display-images-correctly-issue-with-copying-objects/6276 "2026-01-28T18:41:17Z")
Hi, I recently updated SLS and have come across 2 issues: Images will only sometimes display correctly but most of the time when I import an image or reopen a project my images will display distorted with parts either… [Next page](http://forum.squareline.io/c/bugs/6.md?page=1)