Major and critical issues:
JRE-221 | Bug | Broken pipe error when connecting to Azure Database on MacOS Sierra |
JRE-292 | Bug | IJ hangs forever |
JRE-98 | Bug | LCD text rendering performance 8X slower than grayscale on windows |
JRE-121 | Bug | Main menu action may be executed twice, when invoked using a shortcut |
JRE-186 | Bug | Modal dialogs (Messages) shouldn't popup IDEA when another application is active |
JRE-232 | Bug | java/awt/event/KeyEvent/DeadKey/deadKeyMacOSX.java: IllegalArgumentException: invalid keyChar (Wrong number of key events) |
JRE-251 | Bug | Slow getLocalHostName on mac OS |
JRE-252 | Bug | Mac OS X: press and hold button in quick search popup blocks all keyboard events |
JRE-311 | Bug | [linux] support JRE-managed HiDPI mode |
JRE-344 | Bug | Crash in makeFirstResponder on Mac |
JRE-347 | Bug | IntelliJ IDEA 2016.2.3 fails to start on Windows XP SP3 after update |
JRE-394 | Bug | backport: JDK-8173654: Regression since 8u60: System.getenv doesn't return env var set in JNI code |
JRE-398 | Bug | PHPStorm crashes on opening directory containing pdf-files in Project or Project Files |
The list of all known issues can be found
here.