freeRTOS project don't compile
when I #include freeRTOS.h and task.h and put a vTaskStartScheduler();
I obtain this new errors:
Description Resource Path Location Type
make: *** freeRTOS_01.elf Error 1 freeRTOS_01 C/C++ Problem
undefined reference to `pvPortMalloc’ tasks.c /nucleo-f411re_hal_lib/Middlewares/Third_Party/FreeRTOS/Source line 2922 C/C++ Problem
undefined reference to `pvPortMalloc’ tasks.c /nucleo-f411re_hal_lib/Middlewares/Third_Party/FreeRTOS/Source line 2929 C/C++ Problem
undefined reference to `vPortFree’ tasks.c /nucleo-f411re_hal_lib/Middlewares/Third_Party/FreeRTOS/Source line 2934 C/C++ Problem
undefined reference to `vPortFree’ tasks.c /nucleo-f411re_hal_lib/Middlewares/Third_Party/FreeRTOS/Source line 3102 C/C++ Problem
undefined reference to `vPortFree’ tasks.c /nucleo-f411re_hal_lib/Middlewares/Third_Party/FreeRTOS/Source line 3103 C/C++ Problem
ideas?