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 2.1.1 released

We are pleased to announce that the minor version 2.1.1 of STM32CubeIDE is available. What is new in 2.1.1: This release covers the topics listed below: SEGGER J-Link GDB server updated to 9.24 to fix an issue with the Live Expression view during the...

Aimen1 by ST Employee
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STM32CubeCLT 1.21.0 released

We are pleased to announce that STM32CubeCLT 1.21.0 release is available. What is new in 1.21.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.1.0Update of Clang/LLVM toolchainUpdate of GCC to GCC 14Update of STM32Cu...

Aimen1 by ST Employee
  • 560 Views
  • 0 replies
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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...

HSE and LSE Clock mode differences.

In stm32cubeIDE, to enable HSE and LSE mode configuration there are options like bypass clock source and Crystal/Ceramic Resonator.whats the difference between bypass clock source and Crystal/Ceramic Resonator.

AR.7 by Associate II
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  • 1 replies
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STM32 IDE is not opening

While creating STM32 project i am getting this below error -----------------------------------------------------------------An error has occurred. See error log for more details.Could not initialize class com.st.microxplorer.maingui.AppletMainFrameCu...

SAlug.1 by Associate II
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  • 3 replies
  • 0 kudos

Resolved! [SMT32CubeIDE] v1.70 Cannot create a new project

I have downloaded the latest version of the STM32CubeIDE.Version: 1.7.0 Build: 10852_20210715_0634 (UTC)Integrated STM32CubeMX version: STM32CubeMX - STM32 Device Configuration Tool Version: 6.3.0-RC5 Build: 20210714-1111 (UTC) Copyright (c) 2021 STM...

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NandanV by Associate III
  • 4369 Views
  • 8 replies
  • 1 kudos

assertion "REENT malloc succeeded" failed

After upgrading CubeIDE from 1.3.0 to 1.6.1 and CubeMx from 5.6.1 to ​6.2.1. I got this error:assertion "REENT malloc succeeded" failed: file "/build/gnu-tools-for-stm32_9-2020-q2-update.20201001-1621/src/newlib/newlib/libc/time/lcltime.c", line 50MC...

JLee.32 by Associate III
  • 4900 Views
  • 6 replies
  • 0 kudos

Not able to open STM32CubeIDE 1.1.0 on macOS Mohave 10.14.6

The dmg package asks to instal st-stlink-server.1.2.0-3.pkg first before adding STM32CubeIDE to applications folder. Server installed successfully eventually. When I opened the application it started verifying signature/certificate and then throws an...

sid90 by Associate II
  • 7802 Views
  • 10 replies
  • 2 kudos

Resolved! How to update STM32CubeIDE on Linux?

If I open "Help > Check for Updates", I encounter an "Insufficient access privileges to apply this update" error.I installed by following this guide:https://www.st.com/resource/en/user_manual/dm00603964-stm32cubeide-installation-guide-stmicroelectron...

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Miles1 by Associate III
  • 10459 Views
  • 8 replies
  • 2 kudos