Does anyone know why I keep getting those errors when I try to build the project to upload it to the STM32L476G-DISCO

I tried more than one code and always same errors!

workspace-C/C++-Hands-on Lab/src/main.c-Eclipse Quick Access Ed C/C++ Projects S main.c c) system-stm3214xx.c 4 2 .. Hands-on Lab Includes HAL Driver Utilities 3 @file main.c 4 author Ac6 5 *version V1.0 6 date 01-December-2013 7*@brief Default main function stm3214xx.h Istm321496g discovery.h o main (void): int (29 inc stm3214xx.h 10 11 #include "stm3214xx.h" 12 #include "stm3214969-discovery . h" 13 14 int main(void) 15 16 17 18 19 20 21 while(1) c main.c system_stm3214xx.c startup Debug RCC->AHB2ENR 0x02; // Enable clock of Port B GP10B->MODER &= ~(3cc4); // Clear mode bits GPIOB->MODER - 1OTYPER &-(1ODR 1-1 2; // 0utput 1 to turn on red LED LinkerScript.ld STM32L496G-DISCO.xml 23 24 Problems 2 Tasks console Properties 4 errors, O warnings, O others Description Resource Path Loc Errors(4 items) make: *[src/main.o] Error 2 make:*[src/system stm3214xx.o] Error 2 Hands-on Lab make:*[startup/startup stm321496xx.o] E... Hands-on Lab make:*** Waiting for unfinished jobs Hands-on Lab Hands-on Lab workspace-C/C++-Hands-on Lab/src/main.c-Eclipse Quick Access Ed C/C++ Projects S main.c c) system-stm3214xx.c 4 2 .. Hands-on Lab Includes HAL Driver Utilities 3 @file main.c 4 author Ac6 5 *version V1.0 6 date 01-December-2013 7*@brief Default main function stm3214xx.h Istm321496g discovery.h o main (void): int (29 inc stm3214xx.h 10 11 #include "stm3214xx.h" 12 #include "stm3214969-discovery . h" 13 14 int main(void) 15 16 17 18 19 20 21 while(1) c main.c system_stm3214xx.c startup Debug RCC->AHB2ENR 0x02; // Enable clock of Port B GP10B->MODER &= ~(3cc4); // Clear mode bits GPIOB->MODER - 1OTYPER &-(1ODR 1-1 2; // 0utput 1 to turn on red LED LinkerScript.ld STM32L496G-DISCO.xml 23 24 Problems 2 Tasks console Properties 4 errors, O warnings, O others Description Resource Path Loc Errors(4 items) make: *[src/main.o] Error 2 make:*[src/system stm3214xx.o] Error 2 Hands-on Lab make:*[startup/startup stm321496xx.o] E... Hands-on Lab make:*** Waiting for unfinished jobs Hands-on Lab Hands-on Lab