.pioenvs\uno\UsbKeyboard\usbdrv.c:70:14: error: variable 'usbDescriptorString0' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
PROGMEM char usbDescriptorString0[] = { /* language descriptor */
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:70:14: error: conflicting types for 'usbDescriptorString0'

In file included from .pioenvs\uno\UsbKeyboard\usbdrv.c:12:0:
.pioenvs\uno\UsbKeyboard\usbdrv.h:497:12: note: previous declaration of 'usbDescriptorString0' was here
const char usbDescriptorString0[];
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:80:14: error: variable 'usbDescriptorStringVendor' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
PROGMEM int  usbDescriptorStringVendor[] = {
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:80:14: error: conflicting types for 'usbDescriptorStringVendor'
In file included from .pioenvs\uno\UsbKeyboard\usbdrv.c:12:0:
.pioenvs\uno\UsbKeyboard\usbdrv.h:503:11: note: previous declaration of 'usbDescriptorStringVendor' was here
const int usbDescriptorStringVendor[];
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:89:14: error: variable 'usbDescriptorStringDevice' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
PROGMEM int  usbDescriptorStringDevice[] = {
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:89:14: error: conflicting types for 'usbDescriptorStringDevice'
In file included from .pioenvs\uno\UsbKeyboard\usbdrv.c:12:0:
.pioenvs\uno\UsbKeyboard\usbdrv.h:509:11: note: previous declaration of 'usbDescriptorStringDevice' was here
const int usbDescriptorStringDevice[];
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:111:14: error: variable 'usbDescriptorDevice' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
PROGMEM char usbDescriptorDevice[] = {    /* USB device descriptor */
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:111:14: error: conflicting types for 'usbDescriptorDevice'
In file included from .pioenvs\uno\UsbKeyboard\usbdrv.c:12:0:
.pioenvs\uno\UsbKeyboard\usbdrv.h:479:12: note: previous declaration of 'usbDescriptorDevice' was here
const char usbDescriptorDevice[];
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:142:14: error: variable 'usbDescriptorConfiguration' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
PROGMEM char usbDescriptorConfiguration[] = {    /* USB configuration descriptor */
^
.pioenvs\uno\UsbKeyboard\usbdrv.c:142:14: error: conflicting types for 'usbDescriptorConfiguration'
In file included from .pioenvs\uno\UsbKeyboard\usbdrv.c:12:0:
.pioenvs\uno\UsbKeyboard\usbdrv.h:485:12: note: previous declaration of 'usbDescriptorConfiguration' was here
const char usbDescriptorConfiguration[];
^
avr-gcc -x assembler-with-cpp -g -Os -Wall -ffunction-sections -fdata-sections -mmcu=atmega328p -DF_CPU=16000000L -DPLATFORMIO=021101 -DARDUINO_ARCH_AVR -DARDUINO_AVR_UNO -DARDUINO=10608 -I.pioenvs\uno\FrameworkArduino -I.pioenvs\uno\Framew
orkArduinoVariant -I.pioenvs\uno\Keypad -I.pioenvs\uno\Keypad\utility -I.pioenvs\uno\MIDI -I.pioenvs\uno\UsbKeyboard -c -o .pioenvs\uno\UsbKeyboard\usbdrvasm.o .pioenvs\uno\UsbKeyboard\usbdrvasm.S
scons: *** [.pioenvs\uno\UsbKeyboard\usbdrv.o] Error 1