STM32CubeIDE (MCUs)

Ask questions on STM32CubeIDE. Discuss how to build, debug, configure, and optimize your project as well as how to use our software tools.

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STM32CubeIDE 2.0.0 released

We are pleased to announce that STM32CubeIDE 2.0.0 release is available. STM32CubeIDE is now independent from STM32CubeMX. With this release, device configuration, previously handled within STM32CubeIDE via STM32CubeMX, is now exclusively available t...

Aimen1 by ST Employee
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STM32CubeIDE 2.0 release - early heads-up!

Starting from the release in November 2025, STM32CubeIDE and STM32CubeMX will be available exclusively in their standalone versions. STM32CubeMX will no longer be integrated inside STM32CubeIDE. Instead, the two tools will be interoperable in the sam...

Cube 2.0 multicore programming

HelloAfter upgrade STM32CubeIDE to 2.0.0 I have problem with programming multi core STM32WL55. Can download program to CM4 core, but not to CM0+. Before upgrading it worked OK. Now it generate message when programming CM0+: Erasing memory correspondi...

PitLab1 by Associate
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  • 2 replies
  • 0 kudos

Error while flashing.

I am flashing a code to write into the last sector of the flash memory of STM32F401 Nucleo Board, for the first time the code was successfully dumped into the flash but while dumping it the second time this error pops up, whenever i mass erase the wh...

Screenshot 2025-11-17 150755.png

Resolved! STMCubeIDE not opening ioc in MX mode

My STMCubeIDE is not opening the ioc files or creating STM32 projects, it is acting like the ioc files are text files, not using the STMCubeMX mode to open them. I'd already tried reinstalling the STMCubeIDE a few times, in the C folder and in other ...

New STM32CubeIDE Version 2.0.0

Hi I have installed the updated version V2.0.0 and tried to configure the MCU like before using GUI , but it is not supported then how to get GUI like CubeMX version to configure microcontroller, please help  

Thsl by Associate II
  • 289 Views
  • 3 replies
  • 1 kudos

Resolved! How to open ioc file inside stm32cubeide?

I do not know what happened. If I double-click ioc file, it used to open inside CubeIDE. But now it will open inside another separated cubemx window. I may have changed some settings by mistake.How to change the settings back so I can open ioc file i...

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snkparty1 by Associate III
  • 209 Views
  • 4 replies
  • 0 kudos

Resolved! GitHub Copilot seems broken (Cube IDE 1.19)

Running ST Cube IDE 1.19 on Windows 11, co-pilot autocompletions seem to be causing an issue. I see the suggestion, then a dialog pops up saying the following:An internal error occurred during: "Generating completion...".Invalid thread accessI look a...

NickO by Associate III
  • 359 Views
  • 15 replies
  • 2 kudos