Some useful links about Spring Boot 3: Spring Boot 3.0 Migration Guide Spring Boot 3.0 Goes GA Spring Framework 6.0 goes GA Spring Framework 6.0 goes GA Recently I have migrated: External Share for Jira External Share for Confluence Contract Signature for Jira Contract Signature for Confluence Approval Path for Jira Approval Path for Confluence to Spring Boot 3. Here are some of the problems I have encountered during the migration.