Huh!

Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/radio.py", line 1118, in <module>
Jun 05 15:46:24 radio python3[2569]: radio.main()
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/radio.py", line 1098, in main
Jun 05 15:46:24 radio python3[2569]: mode_play()
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/radio.py", line 824, in mode_play
Jun 05 15:46:24 radio python3[2569]: display(name, 1)
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/radio.py", line 766, in display
Jun 05 15:46:24 radio python3[2569]: self.lcd.LCDdisplay(text, line, scroll, scroll_speed = 3)
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/RPi_I2C_driver.py", line 155, in LCDdisplay
Jun 05 15:46:24 radio python3[2569]: self.lcd_display_string(f'{text}', line)
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/RPi_I2C_driver.py", line 230, in lcd_display_string
Jun 05 15:46:24 radio python3[2569]: self.lcd_write(ord(char), Rs)
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/RPi_I2C_driver.py", line 204, in lcd_write
Jun 05 15:46:24 radio python3[2569]: self.lcd_write_four_bits(mode | (cmd & 0xF0))
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/RPi_I2C_driver.py", line 199, in lcd_write_four_bits
Jun 05 15:46:24 radio python3[2569]: self.lcd_device.write_cmd(data | self.light)
Jun 05 15:46:24 radio python3[2569]: File "/home/pi/radio/RPi_I2C_driver.py", line 43, in write_cmd
Jun 05 15:46:24 radio python3[2569]: self.bus.write_byte(self.addr, cmd)
Jun 05 15:46:24 radio python3[2569]: OSError: [Errno 121] Remote I/O error

Now it doesn't play after tuning.
Need to switch off and on the play switch.

Branch main - commit a7456e01cd490bf895fc2adb559dbe5bf6ab195a
Author: Mike Evans <mikee@saxicola.co.uk>
Date: Sat Jul 4 17:05:48 2026 +0100

Fix Bug-562

src/radio.py