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MathWorks Support Team


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Answered
Failed to load URL ... with error ERR_TUNNEL_CONNECTION_FAILED (-111).
We have seen this issue with workflows involving web-based applications such as the add-on manager, app designer, live editor, e...

2 days ago | 0

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Question


Failed to load URL ... with error ERR_TUNNEL_CONNECTION_FAILED (-111).
I am getting the following error when using App Designer, Live Editor, or when invoking the documentation through the Help menu:...

2 days ago | 1 answer | 0

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Answered
Do apps compiled using Simulink Compiler under a trial license expire?
Yes, applications compiled in Simulink Compiler with a trial license follow the same expiry schema as MATLAB Compiler and MATLAB...

2 days ago | 0

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Do apps compiled using Simulink Compiler under a trial license expire?
Do apps compiled using Simulink Compiler under a trial license expire similarly to those generated in trial versions of MATLAB C...

2 days ago | 1 answer | 0

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如何安装或更新MATLAB许可证管理器
在安装许可证管理器前,您需要先在MathWorks官网激活新的许可证服务器,并且您已获取了新许可证服务器的license.lic文件和文件安装密钥。请按以下步骤生成新的license.lic文件和文件安装密钥: 1. 在许可证中心点击要更新的许可证号。 ...

2 days ago | 0

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Answered
How do I install the Network License Manager?
*Activate the network license and obtain the license file* Installing the network license manager requires that the license ser...

2 days ago | 1

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Answered
Is it possible to make the Rate Limiter block in Simulink a variable rate limiter?
This feature has been implemented in Simulink 6.0 (R14) via the Rate Limiter Dynamic block. If you are using a previous version,...

2 days ago | 1

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Answered
Why can't I use Santa Barbara ST7 or Starlite Express SXV 9 cameras with the Image Acquisition Toolbox 1.8 (R14SP2)?
The ability use Santa Barbara ST7 Series and Starlite Express SXV 9 cameras is not available with the Image Acquisition Toolbox....

2 days ago | 0

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Answered
How do I install MATLAB Production Server or configure a new MATLAB Production Server Instance?
For an overview of installing and configuring MATLAB Production Server (MPS), see the Quick Start Guide: <https://www.mathworks...

2 days ago | 0

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Answered
What are best practices when working with MATLAB from home?
To install MATLAB from home, refer to: <https://www.mathworks.com/matlabcentral/answers/514950-what-should-i-know-about-using-m...

2 days ago | 0

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Answered
Why am I unable to connect to or locate the MATLAB Parallel Server job manager via a MATLAB Client?
These connection errors may be caused by the server running the jobmanager not having a resolvable hostname. This is most often ...

2 days ago | 0

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Answered
Why do I receive a memory allocation error when I try to run my Simulink model?
Memory allocation errors are due to your Operating System not having the resources to allocate any more memory for the simulatio...

2 days ago | 1

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Answered
What are algebraic loops in Simulink and how do I solve them?
Algebraic loops are discussed in the Simulink User&#39;s Guide, available at the following URL: <http://www.mathworks.com/help/...

2 days ago | 8

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Answered
Has C code generated by Real-Time Workshop been deployed in applications certified to the DO-178B standard?
MathWorks offers detailed guidance and information about compliance with DO-178B. You can request the detailed documentation bas...

2 days ago | 0

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Answered
Diagnotic Feature Designer にデータをインポートしても、データがすべて表示されないのはなぜですか?
デフォルトでは、アプリ上に表示されるデータセット数(number of curves)は、100 に制限されています。 ​ SIGNAL TRACE タブの [Ensemble View Preferences] -&gt; [Configur...

2 days ago | 0

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Diagnotic Feature Designer にデータをインポートしても、データがすべて表示されないのはなぜですか?
Predictive Maintenance Toolbox の Diagnostic Feature Designer にデータをインポートし、 ​[Signal Trace]で信号を表示しましたが、インポートされたデータがすべて表示されません。

2 days ago | 1 answer | 0

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How do I update the Network License Manager?
*Obtain the updated License File* Updating the network license manager requires that the license server already be activated on...

3 days ago | 0

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How do I update the Network License Manager?
I have a network license, and I would like to know how to update the license manager software and the MATLAB license file on my ...

3 days ago | 1 answer | 0

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Answered
What should I know about using MATLAB and other MathWorks Products when working from home?
*A Brief Introduction:* We are finding ourselves working from home more and more.  This guide focuses on helping those users ...

3 days ago | 0

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What should I know about using MATLAB and other MathWorks Products when working from home?
What should I know about using MATLAB and other MathWorks products when working from home? How can I get started? What options d...

3 days ago | 1 answer | 0

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Answered
How to turn off the default row numbers for the table in the Live Editor when row names are provided in MATLAB 9.6 (R2019a)?
Unfortunately, there is no way to turn off the default row numbers for the table. We will consider creating a feature to remove ...

3 days ago | 0

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Answered
How do I close all open scripts in the Editor window?
There are 2 ways to close all open scripts in the Editor window: 1. Close all scripts in the Editor window programmatically: I...

3 days ago | 0

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Answered
How do I configure my cluster to utilize an Online Licensing MATLAB Parallel Server License?
In order to use MATLAB Parallel Server* in the Cloud* with Online Licensing, the best way to start is the MathWorks Cloud Center...

3 days ago | 0

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Answered
How do I call a simple "Hello World" Java program in MATLAB?
Here is an example. This assumes you already have knowledge of Java. The following is a Java program:   public class He...

3 days ago | 3

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Answered
Why do I receive an "Unable to open the requested feature, Error Code -6: ERR_FILE_NOT_FOUND" error when launching the R2020a Installer?
This error with the R2020a installer will occur if installer or installation files are located in a directory containing accente...

4 days ago | 4

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Answered
When running the R2020a Linux installer, why do I get the error "install_unix: error while loading shared libraries and libexpat.so.1: file too short"
This can be caused by broken symbolic links within the installer. Known causes can be related to either zipping the Download Onl...

4 days ago | 0

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When running the R2020a Linux installer, why do I get the error "install_unix: error while loading shared libraries and libexpat.so.1: file too short"
When running the R2020a installer on Linux, I get the following error: /home/user/Downloads/matlab_R2020a_glnxa64/bin/glnxa64/b...

4 days ago | 1 answer | 0

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Answered
Why do I get a warning "Name is nonexistent or not a directory" about the Editor_vxdxq folder?
The warning that you are seeing, as well as the automatic generation of the Editor_vxdxq folder is an expected behavior. Essenti...

4 days ago | 0

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Question


Why do I get a warning "Name is nonexistent or not a directory" about the Editor_vxdxq folder?
After installing R2020a PreRelease I get following warning in the command window on startup: Warning: Name is nonexiste...

4 days ago | 1 answer | 0

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Answered
座標軸の目盛りの数値だけ非表示にする方法はありますか?
Axes オブジェクト(座標軸)の目盛りの数値の文字列は、XTickLabel や YTickLabel プロパティで管理されています。 よって、その値を空のセル配列を設定することで、数値のみ削除されます。 ​ x = lins...

4 days ago | 0

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