<![CDATA[UnicodeDecodeError: 'utf-8' codec can't decode byte 0x86 in position 8: invalid start byte]]>

<![CDATA[UnicodeDecodeError: 'utf-8' codec can't decode byte 0x86 in position 8: invalid start byte]]>M5Stack Core2 ESP32 IoT Development kit can't get the second blinky-hello-world program run, the error as following:
0_1633743547547_481bebec-4c46-49bf-b978-f82d0844dfcd-1633306040(1).png

0_1633743547547_481bebec-4c46-49bf-b978-f82d0844dfcd-1633306040(1).png

Please help or let me know how to resolve it.
Thank you so much.

]]>https://community.m5stack.com/topic/3630/unicodedecodeerror-utf-8-codec-can-t-decode-byte-0x86-in-position-8-invalid-start-byteRSS for NodeWed, 29 Apr 2026 17:15:49 GMTSat, 09 Oct 2021 01:40:40 GMT60<![CDATA[Reply to UnicodeDecodeError: 'utf-8' codec can't decode byte 0x86 in position 8: invalid start byte on Mon, 18 Oct 2021 20:48:20 GMT]]>Seems like the message coming from the device over the serial port is malformed for some reason. Have you tried switching to a different cable?

]]>https://community.m5stack.com/post/15156https://community.m5stack.com/post/15156Mon, 18 Oct 2021 20:48:20 GMT