Incompatible Changes in IntelliJ Platform and Plugins API
IntelliJ API may be occasionally changed between releases, leading to existing plugins' incompatibilities with newer IDE builds.
Please see Verifying Plugin Compatibility on how to use Plugin Verifier and IDE inspections to check such problems.
Known Breaking Changes
The following pages list the breaking changes in IDE and plugin releases with required/recommended steps to take by plugin authors.
Information about bundled Third-Party Software/Libraries and their respective versions is available here.