Question

How can I troubleshoot license errors when using MATLAB Production Server on Kubernetes?
I deployed MATLAB Production Server on a Kubernetes cluster using the reference architecture on GitHub. As per the prerequisites...

2 months ago | 1 answer | 0

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Why am I unable to install R2026a or newer on my macOS Intel?
MATLAB R2025b is the final release of MATLAB for Intel Mac. MATLAB is no longer available for Macs with Intel processors. Please...

2 months ago | 0

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Question

Why am I unable to install R2026a or newer on my macOS Intel?
I have a license to install the latest release of MATLAB but on the MathWorks Downloads page, the MathWorks Product Installer fo...

2 months ago | 1 answer | 0

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Modifying an example does not have a BER of zero
Most of our demos are developed with ideal scenarios and are not guaranteed to work for any scenario. In this situation, BER of ...

2 months ago | 0

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How do I view validation data when using the Bayesian Regularization Algorithm to train a neural network?
The function 'trainbr' that performs Bayesian regularization backpropogation disables validation stops by default. The reasoning...

2 months ago | 0

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How to handle NaNs in the response data in deep neural networks?
If you have data for "unknown" classes that you do not care about, you should remove them from the training set when using the d...

2 months ago | 0

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SSO 経由で MathWorks アカウントにサインインしようとすると、「リクエストを処理できません」というエラーが表示されるのはなぜですか?
このエラーは、MathWorks アカウントではシングルサインオン（SSO）が有効になっていない一方で、大学側ではすでに有効になっている場合に、MathWorks 製品 Installer で発生することがあります。また、以下の旧式の MathWork...

2 months ago | 0

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高速に実行するための推奨マシンはありますか？
まず、最小限の時間で計算タスクを完了するために、MATLAB パフォーマンスを最適化する必要がありますが、アプリケーションのパフォーマンスは、システムリソースが十分にあるかどうかに依存します。他の多くのプロセスとともに MATLAB を実行すると、パフォー...

2 months ago | 0

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Why don't my live Simulink signal plots update correctly in MATLAB App Designer R2025b?
The issue is caused by the following line in the "startupFcn": app.Simulation = simulation(app.model) This line needs to be rem...

2 months ago | 0

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Question

Why don't my live Simulink signal plots update correctly in MATLAB App Designer R2025b?
I created an app in App Designer to plot the results of my Simulink model. However, I have noticed that the plot doesn't update ...

2 months ago | 1 answer | 0

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Why does MATLAB crash with the crash log containing "grooveex.dll"?
The crash is caused by a third-party application that installs a DLL named "grooveex.dll". This DLL is an application extension ...

2 months ago | 0

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How can I update or reactivate my Campus-Wide License?
If the Campus-Wide License you are using has been renewed, you will need to update your license information to continue usi...

2 months ago | 17

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How to protect intellectual property (IP) with an FMU exported from Simulink?
The FMI standard does not specify anything related to IP protection; however, "Standalone" FMU exports provide some degree of IP...

2 months ago | 2

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How can I use a custom STM32F4xx board with the new "Embedded Coder Support Package for STMicroelectronics STM32 Processors" ?
To configure your model for a STM32F4xx based board, open the Configuration Parameters. Go to Hardware Implementation > ...

2 months ago | 0

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How can I run my Simscape model on real-time hardware such as Speedgoat and Simulink Real-Time (SLRT)?
We have this documentation page with some best practices for preparing Simscape models for use with real-time hardware:Real-Time...

2 months ago | 0

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Answered
Classification Learner gives different results every time
The reason for the different results is by using k-fold cross-validation method. When starting a new session in the Classificat...

2 months ago | 1

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How do I regenerate my MATLAB preferences?
To regenerate your MATLAB preferences, do the following: 1. Locate the MATLAB preferences directory for your user account. The ...

2 months ago | 21

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How do I avoid an error “Unable to set the header file property... to 'Rte_Type.h'" in a multi-instance AUTOSAR model?
Yes, this validation error is expected for multi-instance AUTOSAR components. Rationale: In a multi-instance AUTOSAR component,...

2 months ago | 0

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Question

How do I avoid an error “Unable to set the header file property... to 'Rte_Type.h'" in a multi-instance AUTOSAR model?
I am using AUTOSAR Blockset to configure my AUTOSAR component for multi-instantiation (ModelReferenceNumInstancesAllowed = Mult...

2 months ago | 1 answer | 0

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Why does a "Discrete‑Time Integrator" block in enabled and triggered subsystems only output its initial condition in MATLAB R2024b?
This behavior is expected when a "Discrete‑Time Integrator" block is placed inside enabled and triggered subsystems with certain...

2 months ago | 0

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Question

Why does a "Discrete‑Time Integrator" block in enabled and triggered subsystems only output its initial condition in MATLAB R2024b?
I am using MATLAB R2024b and created a "Discrete‑Time Integrator" block inside an enabled subsystem, which itself is inside a tr...

2 months ago | 1 answer | 0

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Personal License Passcode (PLP) やライセンスファイルとは何ですか？またどのように取得しますか？
Personal License Passcode（PLP）は、Windows マシン上で MATLAB R2007b 以前をインストールするために使用される、固有の番号列です。R2008a 以降では、PLP は MATLAB のインストールには使用されな...

2 months ago | 0

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Answered
Why do I get the error message "System target file 'speedgoat.tlc' cannot be found"?
In R2024a and later, Simulink Real-Time (SLRT) uses the "speedgoat.tlc" system target file for Speedgoat hardware. This system t...

2 months ago | 0

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Why does MATLAB R2025b crash when opening Simulink through MATLAB MCP Core Server on Windows with Codex?
Why does MATLAB Crash? This behavior occurs in MATLAB R2025b on Windows when MATLAB is launched through the MATLAB MCP Core Serv...

2 months ago | 0

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Why am I unable to generate graphics on some non‑Windows systems when using MATLAB Online?
MATLAB Online uses WebGL to render high‑performance and interactive graphics. In the past, Chromium‑based browsers (such as Goog...

2 months ago | 0

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활성화 도중 오류 354가 발생합니다.
이 오류는 라이선스의 연간 컴퓨터 재지정(이전) 횟수를 초과했을 때 발생합니다. 라이선스를 새 컴퓨터로 이전하려면 다음 재지정 가능 시점까지 기다려야 합니다. 그동안 다른 컴퓨터에 이미 MATLAB이 설치되어 있다면, Login ...

2 months ago | 0

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Answered
Why does an output variable from a MATLAB Function block not update a model variable with the same name?
This is expected behavior. Like regular MATLAB functions, MATLAB Function blocks in Simulink have their own internal workspace. ...

2 months ago | 0

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Why do I receive MathWorks Licensing Error 5008 or 5009?
Please follow the troubleshooting steps from the MATLAB Answer linked below. Why do I receive the error "This email is not linke...

2 months ago | 0

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Why do I see multiple MATLAB Desktop issues when using unsupported Windows versions with MATLAB R2025a and later?
In MATLAB R2025a and later, issues can occur when the MATLAB Desktop is run on unsupported Windows versions for that release, s...

2 months ago | 0

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Question

Why do I see multiple MATLAB Desktop issues when using unsupported Windows versions with MATLAB R2025a and later?
I am running MATLAB R2025a, R2025b, or a later release on Windows, and I experience multiple issues with the MATLAB Desktop. Fo...

2 months ago | 1 answer | 0

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