Answered
Why am I prompted for an Activation Key when attempting to link to my license?
If your MathWorks Account is not linked to a MATLAB license, you will be prompted to provide an Activation Key to link to one. F...

1 month ago | 0

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Question

Why am I prompted for an Activation Key when attempting to link to my license?
Why am I prompted for an Activation Key when attempting to link to my license?

1 month ago | 1 answer | 0

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answer

Answered
Why is the Simulation Mode drop-down menu disabled in Simulink?
This is a limitation when using a Home or Student license. Accelerator and Rapid Accelerator simulation modes are not available ...

1 month ago | 0

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Answered
Can I use a Speedgoat real-time target as an XCP Client device for ECU Bypassing?
Simulink Real-Time (SLRT) can be used in XCP Client mode (formerly XCP Master mode) to replace or bypass a subsystem of the ECU ...

1 month ago | 0

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Answered
「達成されたオブジェクティブ」と「達成されたオブジェクティブ – シミュレーションが必要」の違いは何ですか？
これら2つのステータスの違いは、「解析中にSLDVが自動シミュレーションによる検証を完了できたかどうか」にあります。・達成されたオブジェクティブ：解析エンジンがテスト目標を達成する入力パターン（テストケース）を特定し、さらに解析プロセスの中でそのテスト...

1 month ago | 0

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Question

「達成されたオブジェクティブ」と「達成されたオブジェクティブ – シミュレーションが必要」の違いは何ですか？
「達成されたオブジェクティブ」と「達成されたオブジェクティブ – シミュレーションが必要」の違いについて教えてください。

1 month ago | 1 answer | 0

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answer

Answered
Why will MATLAB not start up properly on my Linux machine?
If you are having trouble starting MATLAB on a Linux machine and you are not receiving license manager related errors, your star...

1 month ago | 12

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Question

How to update the PostgreSQL version shipped with MATLAB?
I want to use a newer PostgreSQL version than the one shipped with my current release of MATLAB.  How can I update PostgreS...

1 month ago | 1 answer | 0

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Answered
MathWorks アカウントのパスワードをリセットするにはどうすればよいですか？
パスワードを失念したり、MathWorks アカウントがロックされたりした場合は、こちらのリンクよりパスワードをリセットしてください。メールアドレスを入力し [次へ] ボタンをクリックすると、認証コードが記載されたメールが送信されますので、新しいパスワ...

1 month ago | 0

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Answered
How can I avoid "Unsupported custom layer" error during Code Generation using %#codegen pragma in MATLAB R2025a and later?
This is expected. This error indicates that your custom layer "kConcatenate1Layer789" lacks the required "%#codegen" pragma in i...

1 month ago | 0

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Answered
What are the MathWorks Certification Exams?
MATLAB certification establishes a standard of excellence that demonstrates your MATLAB proficiency to customers, industry peers...

1 month ago | 2

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Answered
Why do I get the message "Code generation information file does not exist" when building my model?
This is expected behavior and means that the code was generated because it had not been generated before the build. If code was ...

1 month ago | 0

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Answered
How do I download MATLAB and other MathWorks products for R2008a and earlier releases?
For R2008a and earlier, MATLAB and other products cannot be downloaded through the MathWorks Product Installer. The product...

1 month ago | 1

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Answered
Can Simulink.VariantControl from the parent model's data dictionary be passed as an argument to a child model?
It is possible to pass Simulink.VariantCotrol from parent model SLDD to child model. Please follow below steps.Create Simulink D...

1 month ago | 0

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Question

Can Simulink.VariantControl from the parent model's data dictionary be passed as an argument to a child model?
I would like to pass the Simulink.VariantControl that is in a parent model SLDD (Simulink Data Dictionary) to a child model by m...

1 month ago | 1 answer | 0

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answer

Question

How can I determine what processor I have using MATLAB?
Is there any way I can determine what processor is in my machine using only MATLAB with no other software or tools?

1 month ago | 1 answer | 1

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answer

Answered
How can I debug an issue with the Polyspace Report Generator?
You can use the Polyspace Report Generator log‑collection utility (provided as a Perl script in the attachment) to automaticall...

1 month ago | 0

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Answered
How can I test 2 different models using a single harness in Simulink Test?
By using a "Variant Subsystem" block with a "Subsystem Reference" block to reference each model inside the "Variant Subsystem", ...

1 month ago | 0

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Question

How can I test 2 different models using a single harness in Simulink Test?
I have a model that I need to run Simulink Test on both the model itself, and the code generated from the model. For my workflow...

1 month ago | 1 answer | 0

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answer

Answered
Why is my custom build toolchain not appearing as an option in Simulink?
The build toolchain list is populated by MATLAB's known toolchains, and then filtered according to your configuration. As the to...

1 month ago | 0

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Answered
How can I use Visual Studio Code for debugging MATLAB MEX-files or Simulink S-Functions compiled with MingW64 on Windows or GCC/G++ on Linux?
Yes, you can use Visual Studio Code for debugging MinGW64 and GCC MEX-files. See How can I use Visual Studio Code to debug my Mi...

1 month ago | 2

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Answered
How can I use Visual Studio Code to debug my MinGW C/C++ file?
The GDB debugger that comes with the MinGW64 compiler can be used to debug your MEX code with Visual Studio Code (VS Code). The ...

1 month ago | 1

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Question

How can I use Visual Studio Code to debug my MinGW C/C++ file?
I have a C/C++ MEX file compiled by the MinGW64 compiler with the -g flag. How can I debug my MEX through Visual Studio Code?

1 month ago | 1 answer | 0

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Answered
Why does my Simulink Real-Time build fail due to missing QNX libraries in R2020b through R2025b?
This issue is likely related to a corrupt installation of the "Simulink Real-Time Target Support Package". Try to refresh the "S...

1 month ago | 0

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Answered
Why can't I renew or purchase Add-Ons for my Perpetual Home or Student Version License?
As of January 1, 2026, Perpetual Student and Home offerings have been sunset and replaced with new Annual Subscription Student a...

1 month ago | 0

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Question

How can I debug an issue with the Polyspace Report Generator?
When experiencing an issue with the Polyspace Report Generator, how do I generate logs or reports that I can send to MathWorks S...

1 month ago | 1 answer | 0

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Answered
How can I link a requirement in the Requirements Editor to another requirement?
This is possible as well. In Link_Requirement_with_Requirement.gif, it is demonstrated how. The model from this example was used...

1 month ago | 0

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Question

How can I link a requirement in the Requirements Editor to another requirement?
I would like to know if there is any possibility of creating traces between 2 requirements in the requirements editor.

1 month ago | 2 answers | 0

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Answered
Does the “volshow” function in Image Processing Toolbox support interactive scene‑lighting control equivalent to the “orbitscenelight” camera motion mode in MATLAB R2025b?
No. As of MATLAB R2025b, the “volshow” function in Image Processing Toolbox does not include the Camera Toolbar and does not imp...

1 month ago | 1

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Question

Does the “volshow” function in Image Processing Toolbox support interactive scene‑lighting control equivalent to the “orbitscenelight” camera motion mode in MATLAB R2025b?
I am visualising 3‑D volumetric data using the “volshow” function from Image Processing Toolbox in MATLAB R2025b. In earlier wor...

1 month ago | 1 answer | 0

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