Question

Is it possible to switch MATLAB versions after launching via the MATLAB .NET Engine API?
I want to launch MATLAB via the .NET Engine API from a C# application to run my Simulink models. My Simulink models are created ...

4 months ago | 1 answer | 0

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How do I setup MATLAB Web App Server authentication and authorization with Okta?
This article will guide you through setting up MATLAB Web App Server authentication and authorization through Okta. Contents Pre...

4 months ago | 0

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親モデルのデータディクショナリからSimulink.VariantControlを子モデルに引数として渡すことはできますか?
親モデルのSLDDから子モデルへ、Simulink.VariantCotrolを渡すことは可能です。以下の手順に従ってください。Simulinkデータディクショナリー(例:ParentDict.sldd)を作成し、Simulink.VariantContr...

4 months ago | 0

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MATLAB Production Server のインスタンス起動時に "Server process exited with return code: 7" となるのはなぜですか？
同一マシン上で複数のインスタンスを実行している場合、インスタンスフォルダ "C:\MPS\mps_instance\config\" 内の main_config ファイルで新しいポートを指定する必要があります。既定のポートは 9910 です。まず、この...

4 months ago | 0

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Question

MATLAB Production Server のインスタンス起動時に "Server process exited with return code: 7" となるのはなぜですか？
"mps-start" を使用して MATLAB Production Server インスタンスを起動しようとすると、次のエラーメッセージが表示されるのはなぜですか？  Server process exited with return cod...

4 months ago | 1 answer | 0

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Can't activate a user. Getting Error 339: Your Mathworks Account Login session has expired
Please see this link: https://www.mathworks.com/matlabcentral/answers/2175365-why-do-i-receive-a-service-error-339-during-activ...

4 months ago | 0

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Answered
Is it possible to generate calls for AUTOSAR ModeSwitch from a Stateflow transition in MATLAB R2025b?
This is possible by using an AUTOSAR "mode receiver port" and a "mode-switch event". The "mode receiver port" uses a "mode-switc...

4 months ago | 0

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Question

Is it possible to generate calls for AUTOSAR ModeSwitch from a Stateflow transition in MATLAB R2025b?
I am using MATLAB R2025b. I have an AUTOSAR model generated using the "arxml.importer" workflow with a "ModeSwitch sender port",...

4 months ago | 1 answer | 0

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Why do I receive a "Restricted Download Access" message when using Add-On Explorer?
This error can occur for the following reasons.The person logged in the Add-On Explorer does not have access to a license w...

4 months ago | 5

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Why do I receive the error "There was a problem downloading the Support Package"?
This error can appear for several reasons, with the main reason being due to a connection error between your computer and the Su...

4 months ago | 8

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How do I change the font size in my legend?
Starting in R2022a, you can use the fontsize function to change the font size within a figure or for a particular object, such a...

4 months ago | 34

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Why do I get a connection error (1800, 1801, 1802, 1803, 1804, 1805, 1811) when updating MATLAB?
The MATLAB update installer was unable to communicate with MathWorks. To troubleshoot this error, please refer to the article be...

4 months ago | 0

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Why can't I find the battery block in the Simscape block library?
The Simscape battery blocks are part of Simscape Power Systems and Simscape Electronics products before R2018b and the Simscape ...

4 months ago | 0

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Python API を使用して RoadRunner Scenario の車両アクターのパラメータを自動的に変更できますか？
Python から RoadRunner の車両パラメータを直接変更することはサポートされていません。 RoadRunner における authoring API（車両パラメータの変更、シナリオ要素の配置、軌跡の設定など、シナリオの「作成・編集」を行うため...

4 months ago | 0

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Question

Python API を使用して RoadRunner Scenario の車両アクターのパラメータを自動的に変更できますか？
Python API を使用して、RoadRunner Scenario のアクターに設定されている以下の車両パラメータを自動的に変更することは可能でしょうか？幅 / 長さ / 高さ前方オフセット（Forward Offset）ホイール半径（Whee...

4 months ago | 1 answer | 0

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RoadRunner Scenario の車両アクターのパラメータは MATLAB から自動変更できますか？
Automated Driving Toolboxを使用し、MATLAB R2025a 以降のバージョンであれば、RoadRunner の Scenario API を用いて実現可能です。以下の API／オブジェクトを使用します。 roadrunnerA...

4 months ago | 0

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Question

RoadRunner Scenario の車両アクターのパラメータは MATLAB から自動変更できますか？
RoadRunner Scenario において、アクターに設定されている以下の Vehicle Parameters は、MATLAB API を用いて自動的に値を変更することは可能でしょうか？Width / Length / HeightForwar...

4 months ago | 1 answer | 0

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Question

How to set proxy server information for "webread" and "webwrite" via GUI and programmatically?
I am using the "webread" and "webwrite" functions in MATLAB and need to connect through a proxy server. How can I configure prox...

4 months ago | 1 answer | 0

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How to export multiple tables to separate PDF files in MATLAB?
To export multiple tables to separate PDF files, loop over your tables and call a helper function that renders the table into a ...

4 months ago | 0

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Question

How to export multiple tables to separate PDF files in MATLAB?
I have multiple MATLAB tables that I want to export into separate PDF files. For example, I create tables like this: col1 = (1:...

4 months ago | 1 answer | 0

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How do I set my proxy server settings in the Installer or Activation client for R2019b and older?
Depending upon your operating system, the instructions for inputting the proxy server settings will differ. See the instructions...

4 months ago | 0

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Can I run MATLAB in Docker container on macOS with an Apple Silicon (ARM) processor?
Please note: MathWorks does not support using MATLAB or other MathWorks products in this context as it is an unqualified configu...

4 months ago | 0

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How to perform branching and merging in MATLAB's SVN integration?
MATLAB's SVN integration does not support branching or merging. You would need to use an external client like TortoiseSVN or the...

4 months ago | 0

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Apple Silicon（ARM）搭載 macOS で、Docker コンテナ上の MATLAB は実行できますか？
Apple Silicon（ARM）搭載の Mac 上でも、Docker を使って MATLAB を実行することは可能ですが、その場合は AMD64（x86‑64）エミュレーション下でコンテナを実行する必要があります。そのため、--platform=li...

4 months ago | 0

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Why does a compiled application using parallel pool not run on MATLAB R2024b from the terminal on macOS?
The issue appears to be related to how the parallel pool is initialized when starting outside the MATLAB desktop, particularly w...

4 months ago | 0

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Question

Why does a compiled application using parallel pool not run on MATLAB R2024b from the terminal on macOS?
I have a compiled application that relies on parallel computing, but it freezes when launched from the system terminal. It runs ...

4 months ago | 1 answer | 0

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Question

MATLAB Web App Server で Keycloak をどのように設定すればよいですか？
MATLAB Web App Server の認証に Keycloak を設定したいのですが、独自のアイデンティティプロバイダー（IdP）を持っていません。また、Windows 環境を使用しているため、クラウドリファレンスのアーキテクチャは使えません。 M...

4 months ago | 1 answer | 0

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Question

Apple Silicon（ARM）搭載 macOS で、Docker コンテナ上の MATLAB は実行できますか？
Apple Silicon（M‑series）プロセッサを搭載した macOS を実行している Mac を使用しており、このマシン上で Docker を利用しています。この ARM ベースのシステム上で、Docker コンテナ内で MATLAB を実行す...

4 months ago | 1 answer | 0

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How can I convert strings inside tables back to character arrays using convertContainedStringsToChars in MATLAB R2025b?
Cause of the Issue As of MATLAB R2025b, "convertContainedStringsToChars" does not recursively process tables. It only converts s...

4 months ago | 1

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How do I use the Signal Processing Toolbox to compute the spectrum of a signal in MATLAB?
There are many types of analysis that can be performed on time-domain signals when transformed into the frequency-domain. The fo...

4 months ago | 0

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