Use this tag for version specific questions about Vaadin 14 - the open-source platform for web application development. When using this tag also include the more generic [vaadin] tag where possible. Vaadin 14 was superseded by Vaadin 23 in March 2022. Vaadin 14 is supported until Aug 2024, extended maintenance commercially available until Aug 2034.
Questions tagged [vaadin14]
430 questions
0
votes
2 answers
How to use variables/methods of router layout class in another class in Vaadin?
I am using Vaadin 14.0.3. I have a class MainLayout with a method someCode. I am using this class as layout for another class named MainView. Is it possible to use the method someCode in MainView? Here's the example:
public class MainLayout {
…
user3748090
- 3
- 4
0
votes
0 answers
Exporting Vaadin 14 application with addons throws BeanInstantationException
I'm trying to export a Vaadin 14 application that uses an addon (autocomplete addon) and the exported application seems to miss the addon, but I'm failing to understand what I'm doing wrong when exporting. Launching it from inside eclipse works…
Yampeku
- 583
- 1
- 4
- 21
0
votes
1 answer
Vaadin 14 - BeanManager Class not found
I'm testing out Vaadin 14 for a concept product at work. I've already made sure to install NodeJS (V13.3.0) and NPM (6.13.1), and included it into my POM.xml file. I am currently using JRE and JDK V1.8.0.231
After setting everything up I've run the…
Wilmie Smal
- 3
- 3
0
votes
0 answers
Vaadin GridPro: "TypeError: Cannot read property 'localName' of undefined"
I recently moved to Vaadin 14 and am now trying to use the com.vaadin.flow.component.gridpro.
If I now use com.vaadin.flow.data.renderer.ComponentRenderer<> to render the row details, I get following error message(notification) when clicking on the…
Julius Hörger
- 383
- 3
- 11
0
votes
2 answers
Executing JS-Code in Vaadin 14 Application does nothing
I am trying to make a simple scroll down happen when the page is loaded.
@Route("somthing")
public class SomeView extends VerticalLayout{
public SomeView(){
...
Adding some Elements
...
…
Tobias Nolte
- 103
- 2
- 12
0
votes
0 answers
No suitable driver found for jdbc:mysql://... only on the first try
I am getting this exception, but only on the first time of running this program. When I reload the page, everything works just as intended. How do I fix my code to avoid the error on page load? I have recently started learning Java and this is one…
S. Stupar
- 71
- 1
- 3
0
votes
1 answer
How to add Component ranged right to Navbar in AppLayout?
My MainView extends of an AppLayout.
I want to fill the Navbar with a logo on the left side of it and the user id on the right side of the Navbar.
Unfortunately everything I tried ends with both Components bound to the left side.
Navbar goal:
|…
Michael Kemmerzell
- 4,802
- 4
- 27
- 43
0
votes
2 answers
Vaadin 14 - Service worker and manifest is not created
I am currently working on a PWA in Vaadin14. My current goal is to show up the installation window in the browser but I simply can't get it.
I tried to use https://vaadin.com/pwa/learn/installing-applications as guide. I am having a valid…
Michael Kemmerzell
- 4,802
- 4
- 27
- 43
-1
votes
1 answer
The import com.vaadin.flow.component.gridpro cannot be resolved
I made a project using vaadin 14.7.1 to create a GUI. Now I am working on a different machine with the same project and I am not able to import the Vaadin Pro Components.
The error:
The import com.vaadin.flow.component.gridpro cannot be…
Lukas
- 110
- 11
-2
votes
1 answer
Vaadin Autocomplete with Google places autocomplete API
I would like directions on how to implement a google places with vaadin textfield i already looked it up that its best to implement with the combo-box component.
leksyde
- 45
- 6