I could not burn the bootloader because there are placeholders ...
"avrdude: reading input file "C:\Users\TG\AppData\Local\Arduino15\packages\MightyCore\hardware\avr\2.1.0/bootloaders/optiboot_flash/bootloaders/atmega644p/16000000L/optiboot_flash_atmega644p_UART0_11520016000000L{build.bootloader_led}_BIGBOOT.hex"
avrdude: can't open input file C:\Users\TG\AppData\Local\Arduino15\packages\MightyCore\hardware\avr\2.1.0/bootloaders/optiboot_flash/bootloaders/atmega644p/16000000L/optiboot_flash_atmega644p_UART0_11520016000000L{build.bootloader_lError while burning bootloader.
ed}_BIGBOOT.hex: No such file or directory
avrdude: read from file 'C:\Users\TG\AppData\Local\Arduino15\packages\MightyCore\hardware\avr\2.1.0/bootloaders/optiboot_flash/bootloaders/atmega644p/16000000L/optiboot_flash_atmega644p_UART0_11520016000000L{build.bootloader_led}_BIGBOOT.hex' failed
"
Hello,
I could not burn the bootloader because there are placeholders ...
"avrdude: reading input file "C:\Users\TG\AppData\Local\Arduino15\packages\MightyCore\hardware\avr\2.1.0/bootloaders/optiboot_flash/bootloaders/atmega644p/16000000L/optiboot_flash_atmega644p_UART0_11520016000000L{build.bootloader_led}_BIGBOOT.hex" avrdude: can't open input file C:\Users\TG\AppData\Local\Arduino15\packages\MightyCore\hardware\avr\2.1.0/bootloaders/optiboot_flash/bootloaders/atmega644p/16000000L/optiboot_flash_atmega644p_UART0_11520016000000L{build.bootloader_lError while burning bootloader. ed}_BIGBOOT.hex: No such file or directory avrdude: read from file 'C:\Users\TG\AppData\Local\Arduino15\packages\MightyCore\hardware\avr\2.1.0/bootloaders/optiboot_flash/bootloaders/atmega644p/16000000L/optiboot_flash_atmega644p_UART0_11520016000000L{build.bootloader_led}_BIGBOOT.hex' failed "