Weird Linker Error (L6218E: Undefined symbol)

Hello Everybody, I am trying to build a firmware which is using two functions from the Keil SAM-ESV7_SFP 2.4.5 library. The compile process is okay, but I can not get the linking going. *** Using...
Weird Linker Error (L6218E: Undefined symbol)

Hello Everybody, I am trying to build a firmware which is using two functions from the Keil SAM-ESV7_SFP 2.4.5 library. The compile process is okay, but I can not get the linking going. *** Using...
Problem with linking : Error: L6218E: Undefined symbols

Hello, I created a project on STM32F407ZET6 with Keil µVision V5 14.0.0. When build project I have these errors: compiling main.c... compiling os_app_hooks.c... linking... .\Flash\Obj...
Problem with linking : Error: L6218E: Undefined symbols

Hello, I created a project on STM32F407ZET6 with Keil µVision V5 14.0.0. When build project I have these errors: compiling main.c... compiling os_app_hooks.c... linking... .\Flash\Obj...
Error L6218E Undefined symbol

I am working on a project with the EVK-LM3S811. All test programs work (blinky, Hello e.d) but when I (re-)build my project i get an error. I do not know what the problem is, Maybe you guys can...