# Bug Reports **URL:** https://marlin.crc.id.au/forum/c/marlin-firmware-service/bug-reports/7.md [Latest](https://marlin.crc.id.au/forum/latest.md) · [Categories](https://marlin.crc.id.au/forum/categories.md) · [Tags](https://marlin.crc.id.au/forum/tags.md) --- ## [Ender 3 pro with BLTouch](https://marlin.crc.id.au/forum/t/ender-3-pro-with-bltouch/2733)
**Author:** [@Christoffer\_Cranser](https://marlin.crc.id.au/forum/u/Christoffer_Cranser)\ **Replies:** 0\ **Last updated:** [19 May 2026 18:07 UTC](https://marlin.crc.id.au/forum/t/ender-3-pro-with-bltouch/2733 "2026-05-19T18:07:49Z")
Hello, I installed your Ender 3 Pro firmware with BLTouch, but now the screen beeps and it goes to the main menu by itself, and then back again after a couple of seconds while printing. Do you have a fix for this?\*\* --- ## [Failed to compile firmware because of BLtouch Error](https://marlin.crc.id.au/forum/t/failed-to-compile-firmware-because-of-bltouch-error/2686)
**Author:** [@Francis\_Bellefeuille](https://marlin.crc.id.au/forum/u/Francis_Bellefeuille)\ **Replies:** 0\ **Last updated:** [17 January 2026 19:46 UTC](https://marlin.crc.id.au/forum/t/failed-to-compile-firmware-because-of-bltouch-error/2686 "2026-01-17T19:46:45Z")
When I try to build for the Ender 3 with 4.2.7 and bl touch I keep getting this error message: Errors: Marlin/src/HAL/STM32/../../inc/SanityCheck.h:1340:12: error: "BLTOUCH\_SET\_5V\_MODE is not compatible with the Z\_MIN\_P… --- ## [White screen when clicking download](https://marlin.crc.id.au/forum/t/white-screen-when-clicking-download/2678)
**Author:** [@2\_Trail\_Hikers\_Produ](https://marlin.crc.id.au/forum/u/2_Trail_Hikers_Produ)\ **Replies:** 0\ **Last updated:** [10 January 2026 19:24 UTC](https://marlin.crc.id.au/forum/t/white-screen-when-clicking-download/2678 "2026-01-10T19:24:50Z")
I built firmware in the online builder once it completed I am unable to download just takes me to a blank white screen. Tried in Chrome and Edge same result --- ## [Firmware Build Failing w/o Reported Error](https://marlin.crc.id.au/forum/t/firmware-build-failing-w-o-reported-error/2644)
**Author:** [@paxheadroom](https://marlin.crc.id.au/forum/u/paxheadroom)\ **Replies:** 2\ **Last updated:** [16 December 2025 16:25 UTC](https://marlin.crc.id.au/forum/t/firmware-build-failing-w-o-reported-error/2644 "2025-12-16T16:25:37Z")
I’m trying to build a firmware for an Ender 5 with a 4.2.7 board, and no matter what I do I get a build failure with no error messages. I’m stumped. --- ## [Unable to register](https://marlin.crc.id.au/forum/t/unable-to-register/2620)
**Author:** [@AussieMouse](https://marlin.crc.id.au/forum/u/AussieMouse)\ **Replies:** 6\ **Last updated:** [2 December 2025 01:08 UTC](https://marlin.crc.id.au/forum/t/unable-to-register/2620 "2025-12-02T01:08:48Z")
Has anyone else have the issue with not being able to register in the marlin firmware service, all it does is gives me the option to add my name and email and then when you press enter it reloads the same screen. --- ## [Ender3-4.2.7-BLTouch-20250728 continuously reboots if uSD Card plugged in](https://marlin.crc.id.au/forum/t/ender3-4-2-7-bltouch-20250728-continuously-reboots-if-usd-card-plugged-in/2519)
**Author:** [@Cluso99](https://marlin.crc.id.au/forum/u/Cluso99)\ **Replies:** 1\ **Last updated:** [27 September 2025 01:52 UTC](https://marlin.crc.id.au/forum/t/ender3-4-2-7-bltouch-20250728-continuously-reboots-if-usd-card-plugged-in/2519 "2025-09-27T01:52:35Z")
I have an Ender 3 with an upgraded 4.2.7 motherboard with a BLTouch (and copperhead hotend). Bugfix 2.1.x build “Ender3-4.2.7-BLTouch-20250118.bin” was working. I’ve just rebuilt my hotend so took this opportunity to upg… --- ## [PREHEAT PLA END Ender3-Max-v4.2.7-BLTouch-20250528.bin](https://marlin.crc.id.au/forum/t/preheat-pla-end-ender3-max-v4-2-7-bltouch-20250528-bin/2506)
**Author:** [@BCNU](https://marlin.crc.id.au/forum/u/BCNU)\ **Replies:** 0\ **Last updated:** [1 June 2025 18:36 UTC](https://marlin.crc.id.au/forum/t/preheat-pla-end-ender3-max-v4-2-7-bltouch-20250528-bin/2506 "2025-06-01T18:36:36Z")
When I select “PREHEAT PLA END” in Ender3-Max-v4.2.7-BLTouch-20250528, it heats both the hot end AND the bed, rather than just the hot end. --- ## [Ender 3 v2 runout sensor](https://marlin.crc.id.au/forum/t/ender-3-v2-runout-sensor/2158)
**Author:** [@hokie479](https://marlin.crc.id.au/forum/u/hokie479)\ **Replies:** 3\ **Last updated:** [1 June 2025 18:31 UTC](https://marlin.crc.id.au/forum/t/ender-3-v2-runout-sensor/2158 "2025-06-01T18:31:11Z")
I am running an Ender 3 v2 with 4.2.2 board and the nightly build firmware. I have installed an ender runout sensor. In the firmware I check the box for runout sensor. When running a test print I cannot get past the n… --- ## [Ender 3 bed heating error](https://marlin.crc.id.au/forum/t/ender-3-bed-heating-error/2484)
**Author:** [@Mojr](https://marlin.crc.id.au/forum/u/Mojr)\ **Replies:** 1\ **Last updated:** [29 April 2025 01:23 UTC](https://marlin.crc.id.au/forum/t/ender-3-bed-heating-error/2484 "2025-04-29T01:23:52Z")
i have bed heating error with all 2025 ( Ender3-v4.2.7-BLTouch ) firmware’s i test an old 2023 firmware and it’s working without any error. --- ## [Downloads stall multiple times on daily build firmware Ender 3 4.2.7](https://marlin.crc.id.au/forum/t/downloads-stall-multiple-times-on-daily-build-firmware-ender-3-4-2-7/2320)
**Author:** [@Melvyn\_Heath](https://marlin.crc.id.au/forum/u/Melvyn_Heath)\ **Replies:** 4\ **Last updated:** [18 November 2024 22:01 UTC](https://marlin.crc.id.au/forum/t/downloads-stall-multiple-times-on-daily-build-firmware-ender-3-4-2-7/2320 "2024-11-18T22:01:00Z")
When I come to download the firmware from a daily build, the download fails with my Windows 10 desktop reporting a network error. After multiple (12 for one file and 19 for another) attempts the file does download but re… --- ## [Unable to DOnate](https://marlin.crc.id.au/forum/t/unable-to-donate/1206)
**Author:** [@weebs](https://marlin.crc.id.au/forum/u/weebs)\ **Replies:** 12\ **Last updated:** [19 September 2024 23:26 UTC](https://marlin.crc.id.au/forum/t/unable-to-donate/1206 "2024-09-19T23:26:03Z")
I am new and trying to donate to download firmware. When I click the donate button, nothing happens. I’ve tried several browsers and it happens on all of them. There also doesn’t seem to be a way to change the currency f… --- ## [Troubleshooting Non-Functional Printer After Marlin Firmware Update](https://marlin.crc.id.au/forum/t/troubleshooting-non-functional-printer-after-marlin-firmware-update/2238)
**Author:** [@wehideb](https://marlin.crc.id.au/forum/u/wehideb)\ **Replies:** 0\ **Last updated:** [28 August 2024 07:25 UTC](https://marlin.crc.id.au/forum/t/troubleshooting-non-functional-printer-after-marlin-firmware-update/2238 "2024-08-28T07:25:20Z")
Hi everyone, I recently updated my 3D printer’s firmware using the Marlin Firmware Service; but after the update, my printer isn’t responding correctly. :upside\_down\_face: The LCD screen lights up, but none of the cont… --- ## [Nothing is Downloading](https://marlin.crc.id.au/forum/t/nothing-is-downloading/2140)
**Author:** [@deathisupon](https://marlin.crc.id.au/forum/u/deathisupon)\ **Replies:** 1\ **Last updated:** [26 April 2024 20:41 UTC](https://marlin.crc.id.au/forum/t/nothing-is-downloading/2140 "2024-04-26T20:41:34Z")
Nothing is Downloading --- ## [Assisted Tramming not working due to incorrect TRAMMING\_POINT\_XY](https://marlin.crc.id.au/forum/t/assisted-tramming-not-working-due-to-incorrect-tramming-point-xy/2109)
**Author:** [@objecttothis](https://marlin.crc.id.au/forum/u/objecttothis)\ **Replies:** 2\ **Last updated:** [23 March 2024 06:28 UTC](https://marlin.crc.id.au/forum/t/assisted-tramming-not-working-due-to-incorrect-tramming-point-xy/2109 "2024-03-23T06:28:17Z")
Setup Ender 3, 4.2.7 board, Micro Swiss DD Kit with all metal hot end, CR Touch, right mounted on Petsfang blokhead fan shroud. Your Firmware Builder exposes ASSISTED\_TRAMMING and ASSISTED\_TRAMMING\_WIZARD but does not … --- ## [ENDER 4.2.7 firmware, bed traming not working properly, caused by the probe offset](https://marlin.crc.id.au/forum/t/ender-4-2-7-firmware-bed-traming-not-working-properly-caused-by-the-probe-offset/553)
**Author:** [@Steven\_Seo](https://marlin.crc.id.au/forum/u/Steven_Seo)\ **Replies:** 2\ **Last updated:** [18 March 2024 10:04 UTC](https://marlin.crc.id.au/forum/t/ender-4-2-7-firmware-bed-traming-not-working-properly-caused-by-the-probe-offset/553 "2024-03-18T10:04:35Z")
Ender3-v2-v427-BLTouch-20220111.bin bed traming, ‘front right’ and ‘back right’ is not working. no response unlikely others center, front left and back left. it seems happened due to the probe offset of X-axis. if I pu… --- ## [Website login not working](https://marlin.crc.id.au/forum/t/website-login-not-working/2028)
**Author:** [@logansam](https://marlin.crc.id.au/forum/u/logansam)\ **Replies:** 5\ **Last updated:** [13 February 2024 12:44 UTC](https://marlin.crc.id.au/forum/t/website-login-not-working/2028 "2024-02-13T12:44:09Z")
I can’t log in, I’ve tried incognito windows, chrome and firefox, on my phone and nothing is working --- ## [Ender 3 4.2.7 TMC2225 stepper issues](https://marlin.crc.id.au/forum/t/ender-3-4-2-7-tmc2225-stepper-issues/2040)
**Author:** [@Niki\_Giada](https://marlin.crc.id.au/forum/u/Niki_Giada)\ **Replies:** 13\ **Last updated:** [27 January 2024 15:45 UTC](https://marlin.crc.id.au/forum/t/ender-3-4-2-7-tmc2225-stepper-issues/2040 "2024-01-27T15:45:52Z")
Ender3 Creality Board 4.2.7 TMC2225 Original Creality steppers I’m getting crazy by several months, look at the picture: With the stock (and self-resetting bugged) firmware from Creality store, Ender-3\_HW4.2.7\_SW2… --- ## [BED id and PID regulation disappeared](https://marlin.crc.id.au/forum/t/bed-id-and-pid-regulation-disappeared/2043)
**Author:** [@Niki\_Giada](https://marlin.crc.id.au/forum/u/Niki_Giada)\ **Replies:** 1\ **Last updated:** [24 January 2024 13:37 UTC](https://marlin.crc.id.au/forum/t/bed-id-and-pid-regulation-disappeared/2043 "2024-01-24T13:37:35Z")
Ender3-v4.2.7-BLTouch-20240112 From the printer menu, advanced configuration,temperature, the bed’s PID regulation has disappeared and even with repetier, if I launch an M303 E1 or E-1, the reply is Bad Heater id. Works… --- ## [Marlin v2.1.2.1 E-step Z bug?](https://marlin.crc.id.au/forum/t/marlin-v2-1-2-1-e-step-z-bug/2019)
**Author:** [@CRAK](https://marlin.crc.id.au/forum/u/CRAK)\ **Replies:** 1\ **Last updated:** [24 January 2024 13:31 UTC](https://marlin.crc.id.au/forum/t/marlin-v2-1-2-1-e-step-z-bug/2019 "2024-01-24T13:31:50Z")
I have recently updated my printer’s firmware to Marlin v2.1.2.1. It is a custom config due to the non-standard config of my printer: Creality Ender 5 Pro (frame, XYZ steppers, display and power supply still original) … --- ## [Ender3 Neo не могу вернуться на стоковую прошивку](https://marlin.crc.id.au/forum/t/ender3-neo/1889)
**Author:** [@Valerij\_Egorov](https://marlin.crc.id.au/forum/u/Valerij_Egorov)\ **Replies:** 1\ **Last updated:** [14 September 2023 15:12 UTC](https://marlin.crc.id.au/forum/t/ender3-neo/1889 "2023-09-14T15:12:05Z")
Здравствуйте! Ender3 Neo, загрузил, прошился с первого раза, но оказалось там нет русского языка, хотел вернуться на стоковую прошивку и не получается, принтер загружается и не хочет заново перепрошиваться. Помогите пож… --- ## [Firmware doesn't download from builder](https://marlin.crc.id.au/forum/t/firmware-doesnt-download-from-builder/1844)
**Author:** [@freedoom](https://marlin.crc.id.au/forum/u/freedoom)\ **Replies:** 2\ **Last updated:** [22 July 2023 05:19 UTC](https://marlin.crc.id.au/forum/t/firmware-doesnt-download-from-builder/1844 "2023-07-22T05:19:33Z")
when downloading from the firmware builder i get a blank page. under windows tried firefox, opera gx, chrome and edge and experienced the same behavior. also does not work on linux. --- ## [Latest Firmware + Octoprint issues](https://marlin.crc.id.au/forum/t/latest-firmware-octoprint-issues/1819)
**Author:** [@Kovs](https://marlin.crc.id.au/forum/u/Kovs)\ **Replies:** 1\ **Last updated:** [1 July 2023 12:35 UTC](https://marlin.crc.id.au/forum/t/latest-firmware-octoprint-issues/1819 "2023-07-01T12:35:59Z")
Hello, I noticed that with the latest firmware, there is an issue with Octoprint. When not connected, everything works as it should. However, when you connect Octoprint, it causes a bootloop. this wasn’t the case with t… --- ## [Incorrect max X Position - Ender 3 V2 - v4.2.2 Board - BLTouch](https://marlin.crc.id.au/forum/t/incorrect-max-x-position-ender-3-v2-v4-2-2-board-bltouch/1799)
**Author:** [@Prismo](https://marlin.crc.id.au/forum/u/Prismo)\ **Replies:** 2\ **Last updated:** [15 June 2023 03:02 UTC](https://marlin.crc.id.au/forum/t/incorrect-max-x-position-ender-3-v2-v4-2-2-board-bltouch/1799 "2023-06-15T03:02:19Z")
In the current setup, the maximum X position is configured to be equal to the bed size. This setting appears to be creating issues with two functions: assisted bed tramming and the auto bed level routine. For the auto b… --- ## [Ender 3 Max with SKR MINI E3 v1.2 won't compile](https://marlin.crc.id.au/forum/t/ender-3-max-with-skr-mini-e3-v1-2-wont-compile/1796)
**Author:** [@mitchsfm](https://marlin.crc.id.au/forum/u/mitchsfm)\ **Replies:** 1\ **Last updated:** [14 June 2023 12:04 UTC](https://marlin.crc.id.au/forum/t/ender-3-max-with-skr-mini-e3-v1-2-wont-compile/1796 "2023-06-14T12:04:25Z")
Ender 3 Max with SKR Mini E3 v1.2 throws several errors and won’t compile. Mitch Opelika, AL USA --- ## [Ender 3V2 4.2.2 Stock Shows Previous Filename](https://marlin.crc.id.au/forum/t/ender-3v2-4-2-2-stock-shows-previous-filename/1705)
**Author:** [@Colt2Cat](https://marlin.crc.id.au/forum/u/Colt2Cat)\ **Replies:** 2\ **Last updated:** [8 May 2023 17:14 UTC](https://marlin.crc.id.au/forum/t/ender-3v2-4-2-2-stock-shows-previous-filename/1705 "2023-05-08T17:14:10Z")
After some recent firmware upgrades, the V2 display is showing the previous filename printed while printing the current new file. --- ## [Custom build of Creality Ender 3 + v4.2.7 has 1 direction XYZ Axis controls](https://marlin.crc.id.au/forum/t/custom-build-of-creality-ender-3-v4-2-7-has-1-direction-xyz-axis-controls/1724)
**Author:** [@iany-printing](https://marlin.crc.id.au/forum/u/iany-printing)\ **Replies:** 1\ **Last updated:** [5 May 2023 22:09 UTC](https://marlin.crc.id.au/forum/t/custom-build-of-creality-ender-3-v4-2-7-has-1-direction-xyz-axis-controls/1724 "2023-05-05T22:09:39Z")
I think there might be a bug in building an Ender 3 with v4.2.7 mainboard. XYZ axis control only goes 1 direction. I wanted to create a custom build that is the same as the daily build of Ender 3 - v4.2.7 Board - BLTo… --- ## [Cannot download firmware](https://marlin.crc.id.au/forum/t/cannot-download-firmware/1662)
**Author:** [@Kyle\_Hobbs](https://marlin.crc.id.au/forum/u/Kyle_Hobbs)\ **Replies:** 1\ **Last updated:** [11 April 2023 16:07 UTC](https://marlin.crc.id.au/forum/t/cannot-download-firmware/1662 "2023-04-11T16:07:19Z")
Cannot seem to download firmware that I have built. The download screen just sits on a white screen and never downloads. Anybody know whats going on? --- ## [Ender 3 max with cr touch filament change](https://marlin.crc.id.au/forum/t/ender-3-max-with-cr-touch-filament-change/1654)
**Author:** [@JMC](https://marlin.crc.id.au/forum/u/JMC)\ **Replies:** 0\ **Last updated:** [7 April 2023 19:33 UTC](https://marlin.crc.id.au/forum/t/ender-3-max-with-cr-touch-filament-change/1654 "2023-04-07T19:33:27Z")
I am running a ender 3 max with a CR Touch it cannot do a filament change, Pause or a power outage recovery the layer where the print was interrupted just peals off the rest of the print --- ## [Auto Bed Levelling Ender 3v2 4.2.2 BLTouch](https://marlin.crc.id.au/forum/t/auto-bed-levelling-ender-3v2-4-2-2-bltouch/1282)
**Author:** [@Jonathan\_McComb](https://marlin.crc.id.au/forum/u/Jonathan_McComb)\ **Replies:** 5\ **Last updated:** [26 March 2023 00:36 UTC](https://marlin.crc.id.au/forum/t/auto-bed-levelling-ender-3v2-4-2-2-bltouch/1282 "2023-03-26T00:36:48Z")
I’m attempting to configure the OctoPrint Bed Visualiser plugin, and having issues with the probing sequence and saving the new mesh The commands I want to use are as follows: M190 S60 ; (optional) wait for the bed to… --- ## [Ender 5 Plus + BigTreeTech SKR 3 Steppers Locked](https://marlin.crc.id.au/forum/t/ender-5-plus-bigtreetech-skr-3-steppers-locked/1594)
**Author:** [@jesseclutter](https://marlin.crc.id.au/forum/u/jesseclutter)\ **Replies:** 9\ **Last updated:** [20 March 2023 07:41 UTC](https://marlin.crc.id.au/forum/t/ender-5-plus-bigtreetech-skr-3-steppers-locked/1594 "2023-03-20T07:41:29Z")
Using the Ender 5 Plus + BigTreeTech SKR 3 profile I cannot change the steppers needed for my configuration. This board allows you to buy steppers and plug them in. Side question: What screen does this configuration u… [Next page](https://marlin.crc.id.au/forum/c/marlin-firmware-service/bug-reports/7.md?page=1)