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Can I use a timetable object in the workspace as a bus inport/input in Simulink?
As of MATLAB R2020b, a timetable cannot be directly mapped to an inport bus, even though the structure of both may seem similar....

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Can I split an inter-runnable variable (IRV) to an Output Port, so that it can be used by another software component (SWC)?
Simulink will generate C code and ARXML files correctly for this use case. The C code contains a call to copy the data to both ...

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Can I split an inter-runnable variable (IRV) to an Output Port, so that it can be used by another software component (SWC)?
In my design, there is a signal that transfers data between runnables (inter-runnable variable, IRV).  So it should be spec...

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Can I specify the numeric precision for each column when exporting the table data using writetable?
There is no ability to specify the numeric precision for writetable. "writetable" outputs numeric variables using long g format....

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Can I specify the numeric precision for each column when exporting the table data using writetable?
I would like to specify the numeric precision for each column when exporting the table data using writetable function. For examp...

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What is the way to recover the error while trying to open Hardware Mapping UI?
To recover from this issue, reset the hardware board selection in the model’s configuration settings: 1. In the Configset, set t...

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Why can't I open a parpool('Processes') of over 64 workers on my high core Windows machine?
In order to use more than 64 workers on Windows, the number of workers in the local or 'Processes' cluster profile needs to be m...

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How can I add a signal to multiple scenarios in the Signal Editor at once?
There is currently no way to automatically add a signal to several scenarios at once. As a workaround to quickly add the same si...

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Is polymorphism supported by MATLAB Coder?
This is expected behavior, as MATLAB Coder does not currently support polymorphism. To work around the behavior, perform the fol...

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Is polymorphism supported by MATLAB Coder?
I am trying to generate code using MATLAB coder from source code that utilizes polymorphism. I have created an example in both M...

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Why do I receive "Failed to download the third-party software" when trying to install the Data Acquisition Toolbox Support Package for Measurement Computing Hardware?
This is a known bug that occurs when trying to install this support package in the following versions: R2020b - R2023b.  Pl...

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Why do I receive "Failed to download the third-party software" when trying to install the Data Acquisition Toolbox Support Package for Measurement Computing Hardware?
Why do I receive "Failed to download the third-party software" when trying to install the Data Acquisition Toolbox Support Packa...

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Why does the "goertzel" function not accept arguments in [N, N + 1) as the FFT index for signal inputs of length N in MATLAB R2024a and earlier?
In MATLAB R2024a and earlier, the "goertzel" function only accepts arguments for the FFT index number over the interval [1,N] fo...

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Why do I get the error "Unrecognized function or variable"?
MATLAB does not recognize the specified string as the name of a function on the MATLAB path or as a variable. The above error me...

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How to move the Variables Editor panel in MATLAB R2025a?
To achieve that, right-click on the Variables Editor, then click on Move Variables > Right, as demonstrated below: The fina...

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Why am I unable to simulate or save my model when I insert a custom library block with broken library links in Simscape?
The problem is in the way the library was created. The custom components written using the Simscape language have been originall...

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Why does the "Microsoft Excel" background process not terminate when using "Columns.Item(col).AutoFit()" feature with actxserver?
This is a confirmed issue with the "Columns.Item.AutoFit()" feature of "actxserver" in MATLAB R2024a, R2024b, and R2025a. The de...

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Why do I encounter a "Firmware Build Failed" Error when building PX4 Firmware with UAV Toolbox in MATLAB R2025b?
If you encounter a “Build Firmware Failed” error when building PX4 firmware in MATLAB, please follow the steps below:Update the ...

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Why do I encounter a "Firmware Build Failed" Error when building PX4 Firmware with UAV Toolbox in MATLAB R2025b?
I'm following the "Getting Started with uORB Blocks for PX4 Autopilots Support Package" example in MATLAB R2025b using a PX4 Pix...

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Why is LaTeX font different for MATLAB R2025a figures?
The font used within MATLAB for LaTeX has changed as of MATLAB R2025a. To create plots that use the Computer Modern font in MATL...

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Why is LaTeX font different for MATLAB R2025a figures?
The graphic below compares two figures generated in different versions of MATLAB (R2024b using the Computer Modern font on the l...

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Why can't 'Tank (G-TL)' block's liquid level reach inlet height without erroring in R2022a?
A potential workaround would be to use a 'Tank (TL)' and 'Partially Filled Pipe (TL)' instead of 'Tank (G-TL)'.  There is a...

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Why is the definition of Weibull PDF not consistent across different MATLAB online documentation web pages?
The equations of the Weibull distribution function in two different MATLAB documentation pages are as follows: 1) The expression...

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How can I prevent variant‑disabled ports from appearing as "UNUSED_PARAMETER" arguments in generated code when using an explicit Step function prototype configuration?
This behavior occurs because the function interface has been explicitly defined in the Code Generation interface. When the optio...

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How do I extract data from MATLAB figures?
This example shows how to extract data from a MATLAB figure. If the figure is stored in a file, such as 'example.fig', then open...

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How to create an extended low wall outside the entrance of a tunnel in RoadRunner R2025a?
The option to create extended low walls while using the Bridge and Tunnel Tool is not available in RoadRunner R2025a. However, t...

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How to create an extended low wall outside the entrance of a tunnel in RoadRunner R2025a?
I am trying to create a tunnel scene in RoadRunner R2025a using the Bridge and Tunnel Tool. I want to have an extended low wall ...

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Why do I receive a "License Administrator (-63)" error when trying to return a borrowed license key?
This error results when the 'lmremove' feature is disabled on the network license manager by starting the license manager by usi...

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How do I enable dark mode in MATLAB?
Dark mode is not supported in MATLAB R2022b and earlier releases. If you have MATLAB R2023a or a later release, you can use dar...

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How can I create an executable from my Simulink model to send to someone who does not have MATLAB?
Depending on what you are looking for, there are two approaches you may consider: 1. Simulink Compiler Simulink Compiler e...

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