Arduino for STM32

Thanks,
But this was running before?

This is some changed Example MultiSerial: /* Multiple Serial test ----- https://www.arduino.cc/en/Tutorial/BuiltInExamples/MultiSerialMega */ void setup() { // initialize both serial ports: Serial.begin(9600); Serial2.begin(2000000); } void loop() { // read from port 1, send to port 0: if (Serial2.a...

I was project with 2.6.0 and compiles well. Today Arduino IDE 2.2.1 was self updating with 2.7.0 and began give error with Serial2 c:/users/stv/appdata/local/arduino15/packages/stmicroelectronics/tools/xpack-arm-none-eabi-gcc/12.2.1-1.2/bin/../lib/gcc/arm-none-eabi/12.2.1/../../../../arm-none-eabi/b...