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Vaadin Flow is a Java framework binding Vaadin web components to Java. This is part of Vaadin 10+.

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### Description With default settings (MultiFileReceiver), with basic spring boot project, when uploading a file larger than 1 Mb, there is an error thrown. It is also shown in the...

bug
Impact: High
Severity: Minor

Hello. Faced some strange behavior with Vaadin 14. Vaadin-CDI application provides downloading of PDF file (with Anchor component). After StreamResource was generated the InputStream is delivered to client and opened...

bug
Impact: Low
Severity: Major
resynchronisation

### Description of the bug I have migrated my vaadin 23 application to 24. And got this ERROR on startup Exception sending context initialized event to listener instance of class...

performance
investigation

## Description This PR makes the Binder.validate() implementation in line with its javadoc. Namely, Binder.validate() no longer fails with "bean level validators have been configured but no bean is currently...

+1.0.0
Contribution
planned-in-25.0

Allows developer to ignore selected bindings via providing a predicate for a binding that is tested before validating the binding, or writing the binding value to bean. Default implementation ignores...

+1.0.0
planned-in-25.0

### Description of the bug When downloading a project from start.spring.io, it does not have the `vaadin.whitelisted-packages` property defined. Building a native image out of the app and running it...

investigation

### Description of the bug Running a production JAR of a Flow app on a folder with spaces fails with the following error: ``` 2024-01-12T09:22:42.113+02:00 INFO 207100 --- [ main]...

bug
Impact: High
Severity: Major

In Vaadin 7-8, we could override the `refresh()` method which was invoked when a `UI` was annotated with `@PreserveOnRefresh` and a manual refresh (e.g.: F5) was fired to the page....

enhancement

### Description of the bug I posted this issue on an old, closed thread. Perhaps that was not the right place for me to post it. Therefore I am now...

investigation
resynchronisation