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Why do I receive the error "You have logged out. To access MATLAB web apps, log back in." on MATLAB Web App Server?
This behavior indicates that you do not have access to the server based on the rules configured from Role-based Access. You...

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File Logging Basics: What is the difference between using the Start/Stop Recording API, an Enable File Log block, or Enabled Subsystems to control file logging?
What is the difference between using the following approaches to control file logging on my Speedgoat target with Simulink Real-...

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왜 오류 5001 - MATLAB 실행에 필요한 서비스에 접근할 수 없음을 받나요?
이 오류는 MATLAB이 라이선스 관련 문제가 생겼다는 의미입니다. 이 오류를 해결하기 위해 다음과 같은 가능한 해결책을 시도해 보세요: MATLAB 재시작 MATLAB이 실행 중이라면 종료 후 재시작해서 문제가 해결되는지 확인&...

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왜 오류 5001 - MATLAB 실행에 필요한 서비스에 접근할 수 없음을 받나요?
MATLAB으로 실행하려고 하면 다음과 같은 오류가 발생합니다: MATLAB 실행에 필요한 서비스에 접근할 수 없음 (오류 5001). 이 문제를 어떻게 해결하나요?

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Why does the Repeating Sequence block not show the sequence I have specified in MATLAB/Simulink R2025b?
The issue you’re seeing on the "Scope" comes from the Variable-step solver’s automatic step-size selection. With variable step s...

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Why does the Repeating Sequence block not show the sequence I have specified in MATLAB/Simulink R2025b?
I tried to use the "Repeating Sequence" block to generate an up-down triangle wave using the "Repeating Sequence" block paramete...

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What is "machine-parented data" in Simulink and how does its usage differ across releases?
Machine-Parented Data In the context of Stateflow, the "machine" is the object which contains all other Stateflow objects in a S...

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What is "machine-parented data" in Simulink and how does its usage differ across releases?
I have recently come across "machine-parented data", and how support of it has recently changed. When I build in R2019b, I am ge...

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How are the Digital and PFI I/O pins of my DAQ board mapped in the Digital Input and Digital Output blocks in Simulink Desktop Real-Time (SLDRT)?
The Digital Input and Digital Output blocks are generic blocks for all DAQ boards supported by SLDRT, so there is no specific bo...

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How can I provide input data to my Speedgoat application without having to rebuild my model with Simulink Real-Time (SLRT) in R2020b and beyond?
There are several options for providing time-varying signal data for Speedgoat real-time simulation that do not require rebuildi...

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Where can I find the MathWorks Software License Agreement?
The MathWorks Software License Agreement can be found inside the root installation directory of MATLAB as "license_agreement.txt...

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Deploying MATLAB Customizations Across Organizations and Enterprise Environments: Best Practices and Options
When you need to enable MATLAB customizations via MATLAB scripts for individual users, there are two common approaches: using a ...

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Why is the port order on my Stateflow chart different than what appears in the Model Explorer?
Input and output ports can be rearranged by dragging and dropping the port arrows on the top model view of the chart. When this ...

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How can I view the Speedgoat target screen and system log on my host computer?
For R2020b and later: To view the status monitor from your development computer, use an SSH utility (such as PuTTY) to connect t...

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MATLAB Startup Suiteライセンスはオフライン環境で利用できますか？
MATLAB Startup Suiteライセンスはオフラインのコンピューターでも利用できます。インターネットに接続した状態で、MATLAB を起動します。サインイン画面が表示されたら、MathWorks アカウントでサインインします。サインイン後はインタ...

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ブロック線図からボード線図をプロットするにはどうすれば良いですか？
Simulinkモデルのボード線図（Bodeプロット）を作成するには、Simulink Control Design 製品の機能を活用することをおすすめします。以下の2つの主な方法があります。以下の情報を元に、モデルにあった方法をお試しください。線形モデ...

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Why am I getting an "Incompatible global variables" after creating a protected reference model?
There can be several possible reasons for this error: 1) If the parameters are in the function's workspace so they are not acces...

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Deploying MATLAB Customizations Across Organizations and Enterprise Environments: Best Practices and Options
How can I make a company-wide, large-scale, centralized rollout to deploy customizations to all MATLAB users in my organization?...

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Why does font selection differ in Live Script charts between MATLAB versions in particular when Japanese characters are used?
For displaying figures in the Live Editor, a certain framework library is used. Due to differences in the specifications of t...

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MATLABのLive Scriptチャートで日本語文字を使用した際、バージョンによってフォントが異なるのはなぜですか？
MATLABのLive Scriptチャートにおいて、タイトルやラベル、目盛り（ティック）などの表示が、R2021aとR2024bで大きく異なっていることに気付きました。特に日本語文字を使用した場合に違いが顕著です。これらのバージョン間でグラフィックス関連...

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Why does font selection differ in Live Script charts between MATLAB versions in particular when Japanese characters are used?
I have noticed a significant difference between R2021a and R2024b in certain features related to titles, labels, and ticks in Li...

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Troubleshooting Issues with Simulink Desktop Real-Time (SLDRT) in Windows 10/11
If you experience crashes, bluescreen, halts, or slow performance when running simple SLDRT models in Windows 10 or 11, try the ...

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Troubleshooting Issues with Simulink Desktop Real-Time (SLDRT) in Windows 10/11
I am trying to use Simulink Desktop Real-Time (SLDRT) in Windows 10 or Windows 11, but I experience critical issues like a Blue ...

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エンタープライズライセンス管理ガイドはどこから取得できますか?
ライセンス管理者は、MathWorks アカウントから直接エンタープライズライセンス管理ガイド (Enterprise Administration Guide)にアクセスできます。これを行うには、次の手順を実行します。Downloadsページに移動...

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Where can I access the Enterprise License Administration Guide?
License Administrators may access the Enterprise Administration Guide directly from your MathWorks account. To do so, follow the...

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Can I customize the home page URL address of MATLAB Web App Server?
You can customize most parts of the server URL. Specifically, for the base URL http://hostname:port/webapps/home, you can make t...

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When is a web app in the idle state? How does the session_idle_timeout_minutes value affect the termination of a web app?
The app will keep running as long as the tab is open. If you will close the tab, the worker process running your app on server w...

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MATLAB Student / Home License の返品について教えてください。
MATLAB Student / Home License の返品については、MathWorks カスタマーサポートにお問い合わせください。 ※注: 払い戻しのリクエストは、購入から30日以内に行う必要があります。

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MATLAB Startup Suiteライセンスはオフライン環境で利用できますか？
私は MATLAB Startup Suite ライセンスを持っています。インターネット接続のないパソコンで MATLAB を利用することはできますか?

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MATLABでPython環境をインストールし、スクリプトを呼び出す方法をご存知ですか？
1）対応するCPythonバージョンの確認 MATLABから利用するPython環境としては「CPython」が推奨されています。 MATLABがサポートするPythonのバージョンは、MATLABのバージョンによって異なります。必ず下記の公式サイトで、...

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