22:52:56 **** Incremental Build of configuration Debug for project AUTOM7 **** make -j6 all arm-none-eabi-gcc "../Core/Src/main.c" -mcpu=cortex-m3 -std=gnu11 -g3 -DDEBUG -DUSE_HAL_DRIVER -DSTM32F103xB -c -I../Core/Inc -I../Drivers/STM32F1xx_HAL_Driver/Inc/Legacy -I../Drivers/STM32F1xx_HAL_Driver/Inc -I../Drivers/CMSIS/Device/ST/STM32F1xx/Include -I../Drivers/CMSIS/Include -I../USB_DEVICE/App -I../USB_DEVICE/Target -I../Middlewares/ST/STM32_USB_Device_Library/Core/Inc -I../Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc -O0 -ffunction-sections -fdata-sections -Wall -fstack-usage -fcyclomatic-complexity -MMD -MP -MF"Core/Src/main.d" -MT"Core/Src/main.o" --specs=nano.specs -mfloat-abi=soft -mthumb -o "Core/Src/main.o" ../Core/Src/main.c: In function 'main': ../Core/Src/main.c:123:22: error: 'htim1' undeclared (first use in this function); did you mean 'htim4'? 123 | HAL_TIM_PWM_Start(&htim1, TIM_CHANNEL_1); | ^~~~~ | htim4 ../Core/Src/main.c:123:22: note: each undeclared identifier is reported only once for each function it appears in make: *** [Core/Src/subdir.mk:34: Core/Src/main.o] Error 1 "make -j6 all" terminated with exit code 2. Build might be incomplete. 22:52:56 Build Failed. 2 errors, 0 warnings. (took 516ms)