Renesas Release Information

Open issues for RE devices

Released: 22nd June 2026

Version: e2 studio 2026-04.3

List generated on 19 June, 2026 18:00

Device Specific Issue Lists

Fixed Issues

IDE-89704 Debug session terminates after a thread is disappeared. (GDB server)

Affected device families:Synergy RZ RX RL RE RA

When debugging RZ, RA, RE, Synergy, RX, or RL78 and when the option "RTOS integration in debug view" is enabled, the debug connection may be disconnected when a thread is deleted while debugging. Please don’t enable the option "RTOS integration in debug view".

Open Issues

IDE-58693 Emulator selection doesn’t list the connected emulators on Linux. (Debug Configuration)

Affected device families:RX RL RH RE RA

Debug configuration for E2 or E2LITE emulator will have the selection of serial No. of the emulator and it can be selected from the list of emulators which are connected to the PC. But this feature will work only on Windows. In case of Linux, please connect only 1 emulator to the PC to use the emulator with e2 studio.