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

Results 426 flow issues
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### Description of the bug Rare exception throw this ``` java.lang.IndexOutOfBoundsException: toIndex = 350 at java.base/java.util.AbstractList.subListRangeCheck(AbstractList.java:509) at java.base/java.util.AbstractList.subList(AbstractList.java:499) at com.vaadin.flow.data.provider.DataCommunicator.collectKeysToFlush(DataCommunicator.java:1460) at com.vaadin.flow.data.provider.DataCommunicator.flush(DataCommunicator.java:1230) at com.vaadin.flow.data.provider.DataCommunicator.lambda$requestFlush$7258256f$1(DataCommunicator.java:1138) at com.vaadin.flow.internal.StateTree.lambda$runExecutionsBeforeClientResponse$2(StateTree.java:397) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179)...

data provider
investigation

Vaadin 23 alpha 1 ### Description If we remove the default theme from the loading indicator config (as shown in the docs), the theme also gets removed from the status...

bug
Impact: Low
Severity: Minor

### Description of the bug Hi. In production environment UI's responsiveness degrades significantly after some time. WildFly 23+NGINX Vaadin 23.4.0. +Springboot Automatic PUSH via WEBSOCKET Default session duration 30min is...

investigation

### Description of the bug When I have a V8 component with MPR's LegacyWrapper, I can use it without problems in a Flow view. If I try to use the...

bug
embedding flow
Impact: Low
Severity: Major
MPR

### Description of the bug The Javadoc for [`Binder.BindingBuilder.bind(String)`](https://vaadin.com/api/platform/current/com/vaadin/flow/data/binder/Binder.BindingBuilder.html#bind(java.lang.String)) claims: > For a Binder created using the [Binder(Class)](https://vaadin.com/api/platform/current/com/vaadin/flow/data/binder/Binder.html#%3Cinit%3E(java.lang.Class)) constructor, introspection will be used to find a Java Bean property. **If...

documentation

### Description of the bug The bug https://github.com/vaadin/flow/issues/12770 is back. public void afterNavigation(AfterNavigationEvent event) { navigationTrigger = event.getLocationChangeEvent().getTrigger(); navigationTrigger is always CLIENT_SIDE ### Expected behavior When hitting the browser back...

bug
Impact: Low
Severity: Major
regression