MathWorks Support Team

MathWorks

Last seen: 7 days ago | Active since 2009

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Why Is My MATLAB Web App Slow to Launch? How Can I Improve MATLAB Web App Server Startup Performance?
This resource is primarily intended for situations in which you can access the webapp’s homepage successfully.&...

1 day ago | 0

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Answered
Why do I receive a License Manager Error -4 in Polyspace?
This error indicates that the Polyspace Bug Finder seat included on your license is currently in use. Polyspace licenses have mu...

1 day ago | 0

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Answered
Matlab Package Manager (MPM) を使用して、オフラインのマシンに MATLAB をインストールできますか?
MATLAB Package Manager（MPM）を使用してオフライン環境で MATLAB のインストールが可能です。以下 URL の手順に従って、MPM をダウンロードします。 MATLAB パッケージマネージャーの入手 mpm を使用するための...

1 day ago | 0

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Answered
Why is my modified path not saved in MATLAB?
The MATLAB path information is saved in a file named pathdef.m. When you click the Save button in the Set Path tool or execute t...

2 days ago | 2

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Answered
Can I use a Speedgoat real-time target as an XCP Server device for interaction with third-party calibration tools such as CANape and Inca?
Simulink Real-Time can be used in XCP Server mode (formerly XCP Slave mode) to support interaction with third-party calibration ...

2 days 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 ...

2 days ago | 0

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Answered
What is the difference between using the Start/Stop Recording API, an Enable File Log block, or Enabled Subsystems to control file logging?
1. Start/Stop Recording API Starting in R2022b, the Start/Stop Recording API enables you to control the logging service for all ...

2 days ago | 0

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Answered
What are the LM_LICENSE_FILE and MLM_LICENSE_FILE environment variables and how do I set or check for them?
Beginning with MATLAB 6.0 (R12), MLM_LICENSE_FILE can be set to make sure MATLAB is using a specific license file (or server(s) ...

4 days ago | 6

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Answered
How can I build a Simulink model that runs in MATLAB R2024a and R2026a using release-specific blocks?
To solve this in Simulink for MATLAB R2024a and MATLAB R2026a, keep the shared logic in one top-level model and isolate release-...

4 days ago | 0

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Question

How can I build a Simulink model that runs in MATLAB R2024a and R2026a using release-specific blocks?
Is it possible to build one Simulink model that can run in both MATLAB R2024a and MATLAB R2026a while using release-specific blo...

4 days ago | 1 answer | 0

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How do I change the Administrators on my License?
If you are currently an Administrator, you can add or remove Administrators on your Master License by following the instructions...

4 days ago | 4

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Answered
How do I import file logs from my Speedgoat target when using a MATLAB Compiler deployed SLRT app?
In R2025b and earlier, accessing SLRT file log data requires Simulation Data Inspector (SDI) infrastructure. However, SDI has li...

4 days ago | 0

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Answered
How do I validate FMUs using the FMU Compliance Checker?
October 2023 Update: The FMU Compliance Checker has been discontinued and supports only FMUs based on the FMI 1.0 and FMI 2.0 st...

4 days ago | 1

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Answered
How do I validate FMUs using FMU Check, FMPy, and FMUSim?
The FMU Compliance Checker has been discontinued and only works for FMUs based on the FMI 1.0 and FMI 2.0 standards. To validate...

4 days ago | 0

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Answered
評価版ライセンスの生成時に「Trial Not Available」というエラーが表示されるのはなぜですか?
評価版ライセンスを取得できない場合は、MathWorks 営業担当者またはカスタマーサポートにお問い合わせください。

4 days ago | 0

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Answered
Why Does the "Position" Property of a Figure Change After Figure Creation in MATLAB R2025a and Later?
This behavior is expected in MATLAB R2025a and later. Figure positioning is asynchronous, so the value reported by the "Position...

5 days ago | 0

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Question

Why Does the "Position" Property of a Figure Change After Figure Creation in MATLAB R2025a and Later?
I am creating a figure in MATLAB R2025a or later and observing that the figure's "Position" property changes shortly after the f...

5 days ago | 1 answer | 0

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Answered
How do I change the company/organization name linked to my License?
If you need to change the company/organization name linked to your license, an Assignment and Assumption Agreement may be requir...

5 days ago | 0

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Answered
Why Am I Unable to Modify the End User on My License?
The most common reason you will be unable to change the End User on an Individual or Designated Computer license is because:Vali...

5 days ago | 0

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Answered
オフラインのマシンにサポートパッケージをダウンロードしてインストールするには、どうすればよいですか?
MATLAB Package Manager MATLAB R2019a 以降で利用可能 MATLAB Package Manager (MPM) は、MATLAB R2019a 以降のリリースにおいて、オフライン環境向けにサポートパッケージをインストー...

7 days ago | 2

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Answered
How can I allow or restrict email domains on my license?
The License Center allows License Administrators (via a service request) to change the permitted email domains for a license. To...

7 days ago | 0

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Answered
Why is my R2022b (or earlier) MATLAB Web App Server unable to launch apps when accessed through a load balancer?
This error can occur if the load balancer is configured to run with HTTP/2, as MATLAB Web App Server (prior to R2023aU1) does no...

7 days ago | 0

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Question

Why is my R2022b (or earlier) MATLAB Web App Server unable to launch apps when accessed through a load balancer?
I am using MATLAB Web App Server R2022b behind a load balancer. When I try to launch or interact with an app, it shows the follo...

7 days ago | 1 answer | 0

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Can I use an HTTPS proxy URL with Web App Server without enabling SSL?
This is not a recommended workflow, as it can cause WebSockets errors and performance degradation. Mismatched protocols between ...

7 days ago | 0

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Answered
Why do I get an error when opening my MATLAB Web App Server application behind a proxy without sticky sessions?
This issue can happen when proxying in front of multiple servers and not using sticky sessions. Sticky sessions ensure that the ...

7 days ago | 0

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Question

Why do I get an error when opening my MATLAB Web App Server application behind a proxy without sticky sessions?
I have multiple MATLAB Web App Servers (R2026a) running behind a reverse proxy. I have deployed my application to all of the ser...

7 days ago | 1 answer | 0

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How do I purchase toolboxes for my license?
For a Standard or Academic License: As an Administrator of a license, you can purchase toolboxes directly through your MathWork...

8 days ago | 0

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Answered
How do I uninstall and reinstall the MathWorks Service Host?
The MathWorks Service Host is a critical required part of the MathWorks software installed on your machine. If you encounter sta...

8 days ago | 74

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How do I enable license borrowing for a network license?
To improve license mobility, license borrowing can be enabled for network licenses. License borrowing allows users to run MATLAB...

8 days ago | 0

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Answered
Why do I get a "Target IP Address is empty" error when I try to connect to Speedgoat hardware from a deployed SLRT app?
What This Issue Means: This error occurs because the IP address is not defined in the app code. In a standalone application, no ...

11 days ago | 0

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