You have probably seen this picture occasionally and wondered what is happening with your IDE and why it freezes! This is a tricky question, and many types of bugs and performance issues may lead to U

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Comprehensive guide to diagnosing and resolving UI freezes in IntelliJ Platform-based IDEs. Covers the single-threaded EDT architecture, thread dump analysis techniques, and common freeze causes including read-write lock conflicts, thread starvation in coroutine dispatchers, service initialization deadlocks, and improper runBlocking usage. Provides practical debugging steps and solutions for plugin developers.

Investigating IntelliJ Platform UI Freezes

The IntelliJ Platform’s UI architecture