# Ender 3 btt skr 3 ez **URL:** \ **Category:** General Discussion\ **Created:** [November 10, 2023, 12:58am UTC](https://klipper.discourse.group/t/ender-3-btt-skr-3-ez/11478 "2023-11-10T00:58:20Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![bustedknuk](https://avatars.discourse-cdn.com/v4/letter/b/bb73d2/32.png) [@bustedknuk](https://klipper.discourse.group/u/bustedknuk)\ **Post date:** [November 10, 2023, 12:58am UTC](https://klipper.discourse.group/t/ender-3-btt-skr-3-ez/11478/1 "2023-11-10T00:58:20Z")
### Basic Information: Printer Model: ender 3 MCU / Printerboard: skr 3 ez ### So i am trying to set up mainsail and klipper with the skr 3 ez and im having alot of issues im very new to this and tried to resolve issues with research but im not getting anywhere if anyone could help it would be greatly appriciated [klippy.log](https://klipper.discourse.group/uploads/short-url/a70mJfQbiNmyXKF7RSGWh5HQbnr.log) (188.7 KB) … ---
**Author:** ![Sineos](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/sineos/32/18_2.png) [@Sineos](https://klipper.discourse.group/u/Sineos)\ **Post date:** [November 10, 2023, 7:21am UTC](https://klipper.discourse.group/t/ender-3-btt-skr-3-ez/11478/2 "2023-11-10T07:21:36Z")
Your MCU is not properly flashed with a Klipper firmware. In doubt start over and follow step by step: [Installing Klipper with KIAUH](https://klipper.discourse.group/t/installing-klipper-with-kiauh/10734) ---
**Author:** ![system](https://global.discourse-cdn.com/free1/uploads/klipper/original/1X/64419bf2aac6639e6ef5cef200dcd456b0a01ac3.png) [@system](https://klipper.discourse.group/u/system)\ **Post date:** [January 9, 2024, 7:21am UTC](https://klipper.discourse.group/t/ender-3-btt-skr-3-ez/11478/3 "2024-01-09T07:21:37Z")
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