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NullPointerException in PresenceManager.handleRemovedUser when removing a user not present in the local userEntries map (CE 7.0.0)

Status: Open.

#140 In vaadin/collaboration-kit;

· enver-haase opened on May 13, 2026

NullPointerException in ComponentConnectionContext.flushPendingActionsIfActive when VaadinSession becomes null between probe and deferred execution (CE 7.0.0)

Status: Open.

#139 In vaadin/collaboration-kit;

· enver-haase opened on May 13, 2026

Ensure all features are available in Flow and deprecate Collaboration Kit

Status: Open.

Feature

#138 In vaadin/collaboration-kit;

· Artur- opened on Mar 14, 2026

(CollaborationKit) MultiSelectComboBox loses selected values for existing users when second user joins CollaborationBinder topic

Status: Open.

Task

#137 In vaadin/collaboration-kit;

· VSBKRALL opened on Jan 21, 2026

Remove deprecated StreamResource methods in step with Flow

Status: Open.

Task

#98 In vaadin/collaboration-kit;

· MatthewVaadin opened on Jul 25, 2025

PropertyChangeEvent should not yield NULL on event,getValue() but does. Also, funny Jackson mappings are not documented.

Status: Open.

#93 In vaadin/collaboration-kit;

· enver-haase opened on Jun 2, 2025

Clarify documentation for FormManager

Status: Open.

#84 In vaadin/collaboration-kit;

· MatthewVaadin opened on Nov 22, 2024

Java Records support for CollaborationBinder

enhancementNew feature or requestNew feature or request

Status: Open.

#83 In vaadin/collaboration-kit;

· mshabarov opened on Nov 22, 2024

FormManager does not work without a CollaborationBinder -- contrary to what is documented

bugSomething isn't workingSomething isn't working

Status: Open.

#76 In vaadin/collaboration-kit;

· enver-haase opened on Sep 11, 2024

CollaborationKit interferes with login preservation in development mode

bugSomething isn't workingSomething isn't working

Status: Open.

#75 In vaadin/collaboration-kit;

· Legioth opened on Sep 29, 2023

MessageList does not scroll to the end on page reload

bugSomething isn't workingSomething isn't working

Status: Open.

#74 In vaadin/collaboration-kit;

· samie opened on Mar 8, 2023

Exception when shutting down server

bugSomething isn't workingSomething isn't working

Status: Open.

#73 In vaadin/collaboration-kit;

· Artur- opened on Mar 1, 2023