Build. Built-in (JPS)Feature IDEA-231528 Update "Error Prone" compiler to 2.3.4
Bug IDEA-231222 ClassCastException: LinkedHashMap$Entry cannot be converted to HashMap$TreeNode in PathRelativizerService
Bug IDEA-231506 Error-Prone plugin: use HTTPs for Maven URL
Build. GradleBug IDEA-228182 BuildListener#buildStarted(Gradle) has been deprecated
Usability IDEA-219200 Changing the type of source folder in Gradle build script does not change type of source folder in IJ on import
Code Analysis. InspectionBug IDEA-230363 Freeze in StreamApiMigrationInspection when StringBuilder-append-loop is followed by append to another StringBuilder
Core. LicensingUsability IDEA-230372 Trim spaces in credentials fields
Core. Navigation and SearchBug IDEA-225211 2019.3 EAP unable to find file with "Content Root Path"
Frameworks. ReactorBug IDEA-229485 False warning: Value is never used as Publisher in kotlin 'when'
Frameworks. SpringBug IDEA-229018 spring.h2.console.enabled
Bug IDEA-227537 start.spring.io wizard does not auto-import Maven project anymore
JavaPerformance IDEA-229443 High CPU usage when calculating Spring editor notifications
Java. DebuggerBug IDEA-227795 Evaluate code fragment doesn't work for a specific case
Bug IDEA-229546 Smart step into behaves weirdly in a particular case
Java. Error HighlightingPerformance IDEA-228768 High CPU usage when typing and code analysis in EJB project
Java. InspectionsBug IDEA-230116 Incorrect "Redundant operation on empty container" inspection result
Bug IDEA-229673 False-negative in "Integer multiplication or shift implicitly cast to long" when shifting
Bug IDEA-229598 Constant conditions & exceptions false positive
Java. Intention ActionsBug IDEA-229683 Replacement IntStream.range.mapToObj with Arrays.stream is wrong when array elements are written.
Java. Tests. JUnitBug IDEA-227983 Tests do not run after upgrade to IDEA 2019.3 on a JPMS-enabled project
Lang. XMLBug IDEA-208897 Validation XML against XSD using attributeGroup in included file
Bug IDEA-229461 Help Resolving XML Catalog URIs
Bug IDEA-210737 XSD Generator crashes IDEA
Lang. YAMLBug IDEA-229869 prometheus.yml -> Required: null, Actual: null
Tools. TerminalBug IDEA-230321 When opening link from IDE Terminal extra characters (e.g. s, ms, 5ms) are added intermittently to the link
User InterfaceBug IDEA-211955 "Open Recent" shows full path for consequently opened projects
Bug IDEA-223220 Truncated characters in the project tree
User Interface. Find, Replace, UsagesBug IDEA-231072 intellij idea incorrect processing of regex: “regular expression matches empty string”
User Interface. Keyboard InputBug IDEA-228089 Cannot use FCITX since Clion 2019.3
User Interface. NavigationBug IDEA-228670 Recent Files: restoring scrolling position broken?
Version ControlBug IDEA-230617 Favorite branch mark is lost on exit
Version Control. GitBug IDEA-230806 Git installation is not detected on Windows if not in the PATH
Bug IDEA-230378 Trying to resolve conflicts between unrelated histories fails
Version Control. LogPerformance IDEA-219710 IntelliJ 2019.2 high cpu usage (with git) at idle.
Version Control. SubversionBug IDEA-226333 SVN (possibly other VCS too?) version control in an infinite refresh loop
File WatchersBug WEB-43079 Extremely wide File Watcher dialog (if Unit File Support plugin is enabled)
HTMLBug WEB-43422 "Insert closing tag on tag completion" can't be unchecked & saved
JavaScriptBug WEB-43612 Flow: statement expected is thrown when a UnionTypeAnnotation is used as type annotation of type parameters.
Bug WEB-43146 No completion for `function` keyword after `new Classname` without semicolon
Performance WEB-43493 IDE Freeze in 2019.3.2
JavaScript. FrameworksBug WEB-43354 WebStorm can't recognize Quasar components as of version 1.7.4 (1.7.3. works)
Bug WEB-42269 Vue: Vuetify VLayout justify-center attribute reports "Wrong attribute value"
Bug WEB-42213 No completion of custom directives in component with splited template and script
Bug WEB-39230 Angular i18n. Support for i18n-* attributes
Bug WEB-38949 'Closing Tag' suggestion box incorrectly suggests tags which have already been properly closed in JSX files
Bug WEB-40644 Missing usage of private members in Vue components
Performance WEB-43017 Slow scroll in new version 2019.3
LintersBug WEB-43396 Support Prettier with Yarn PnP >= 2.0.0-rc23
Bug WEB-43384 Support ESLint with Yarn PnP >= 2.0.0-rc23
Node.jsBug WEB-43298 Can't install packages with yarn 2.0.0-rc22
Bug WEB-42738 Environment variables configured in run configuration are undefined when using WSL node interpreter
TypeScriptBug WEB-40117 TypeScript - cannot auto-complete "readonly" in generic type
Bug WEB-43178 False warning "Unused assignment" on Optional Chaining
Bug WEB-43069 Type guard is incorrectly evaluated for a destructuring variable with default value
Bug WEB-43352 TypeScript: mapping between ".ts" and ".d.ts" files works incorrectly for variables
Bug WEB-43090 TS non-null assertions should be affected by type guards (currently are not)
Bug WEB-43236 Properties in class constructor shouldn't resolve to lib.dom.d.ts
Unit TestsBug WEB-43584 Unable to run single Karma test with karma-jasmine >= 3.1.0
DB DiagramBug DBE-9903 DB Diagram shows constraint differently in 2019.3 version
DB IntrospectionBug DBE-9980 Auto sync is not working if create schema and objects from console
Bug DBE-9897 Wrong parameter names for Oracle system procedure
SQL CompletionPerformance DBE-9844 Huge freeze during autocomplete database table names in joins
SQL GeneralBug DBE-10031 Everything is red
Bug DBE-10030 SQL Dialect missing: OracleSqlPlus