Hello, Hello! When I try to upload sketch to ESP-WROOM-32 development board through Arduino IDE, I would receive serial.serialutil.SerialException: device reports readiness to read but returned no data (device disconnected or multiple access on port?). Log from /var/log/message: Sep 21 10:51:21 DESKTOP-Linux arduino-arduinoide.desktop[729]: Sketch uses 635782 bytes (48%) of program storage space. Maximum is 1310720 bytes. Sep 21 10:51:21 DESKTOP-Linux arduino-arduinoide.desktop[729]: Global variables use 38760 bytes (11%) of dynamic memory, leaving 288920 bytes for local variables. Maximum is 327680 bytes. Sep 21 10:51:21 DESKTOP-Linux arduino-arduinoide.desktop[729]: esptool.py v2.6 Sep 21 10:51:21 DESKTOP-Linux arduino-arduinoide.desktop[729]: Serial port /dev/ttyUSB0 Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: Connecting........_____.... Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: Traceback (most recent call last): Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 2959, in <module> Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: An error occurred while uploading the sketch Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: _main() Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 2952, in _main Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: main() Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 2653, in main Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: esp.connect(args.before) Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 460, in connect Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: last_error = self._connect_attempt(mode=mode, esp32r0_delay=False) Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 440, in _connect_attempt Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: self.sync() Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 381, in sync Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: self.command() Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 332, in command Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: p = self.read() Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 277, in read Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: return next(self._slip_reader) Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py", line 1873, in slip_reader Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: read_bytes = port.read(1 if waiting == 0 else waiting) Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: File "/home/roman/.local/lib/python2.7/site-packages/serial/serialposix.py", line 501, in read Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: 'device reports readiness to read but returned no data ' Sep 21 10:51:42 DESKTOP-Linux arduino-arduinoide.desktop[729]: serial.serialutil.SerialException: device reports readiness to read but returned no data (device disconnected or multiple access on port?) Sep 21 10:52:17 DESKTOP-Linux org.gnome.Shell.desktop[729]: libinput error: client bug: timer event8 debounce short: offset negative (-1ms) Sep 21 10:55:22 DESKTOP-Linux org.gnome.Shell.desktop[729]: libinput error: client bug: timer event8 debounce short: offset negative (-0ms) I have the next packages linked with libinput: consolation/stable 0.0.6-2 amd64 linux console pointer support for copy-paste libelput1/stable 1.21.1-5 amd64 EFL abstraction for libinput libinput-bin/stable,now 1.12.6-2+deb10u1 amd64 [installed,automatic] input device management and event handling library - udev quirks libinput-dev/stable 1.12.6-2+deb10u1 amd64 input device management and event handling library - development files libinput-pad-dev/stable 1.0.3-3 amd64 On-screen Input Pad to Send Characters with Mouse - dev libinput-pad-xtest/stable 1.0.3-3 amd64 On-screen Input Pad to Send Characters with Mouse - xtest libinput-pad1/stable 1.0.3-3 amd64 On-screen Input Pad to Send Characters with Mouse - libs libinput-tools/stable 1.12.6-2+deb10u1 amd64 input device management and event handling library - command line tools libinput10/stable,now 1.12.6-2+deb10u1 amd64 [installed,automatic] input device management and event handling library - shared library xserver-xorg-input-libinput/stable,now 0.28.2-2 amd64 [installed,automatic] X.Org X server -- libinput input driver xserver-xorg-input-libinput-dev/stable 0.28.2-2 all X.Org X server -- libinput input driver (development headers) System info: Linux DESKTOP-Linux 4.19.0-10-amd64 #1 SMP Debian 4.19.132-1 (2020-07-24) x86_64 GNU/Linux How to solve this issue? Yours sincerely, Roman Shentsev Mob. phone: +7 952 202 4111 Email: 3184...@mail.ru