This documentation page shows the workflow of creating a multiwindow app with the App Designer.
https://www.mathworks.com/help/matlab/creating_guis/creating-multiwindow-apps-in-app-designer.html
However, after successfully deploying and launching the app from the web app server, I get errors such as:

Web Apps does not support multiwindow apps
Or:

Error using errordlg (line 2)
Web Apps does not support errordlg.
Can I deploy a multiwindow app as a web app using MATLAB Web App Server?This documentation page shows the workflow of creating a multiwindow app with the App Designer.
https://www.mathworks.com/help/matlab/creating_guis/creating-multiwindow-apps-in-app-designer.html
However, after successfully deploying and launching the app from the web app server, I get errors such as:

Web Apps does not support multiwindow apps
Or:

Error using errordlg (line 2)
Web Apps does not support errordlg.
Can I deploy a multiwindow app as a web app using MATLAB Web App Server? This documentation page shows the workflow of creating a multiwindow app with the App Designer.
https://www.mathworks.com/help/matlab/creating_guis/creating-multiwindow-apps-in-app-designer.html
However, after successfully deploying and launching the app from the web app server, I get errors such as:

Web Apps does not support multiwindow apps
Or:

Error using errordlg (line 2)
Web Apps does not support errordlg.
Can I deploy a multiwindow app as a web app using MATLAB Web App Server? multiwindowapp, webapplimitations MATLAB Answers — New Questions

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