stm32 with plecs

hi am trying to add pill freamwork to my code to run an stm32 in pil mode but whene i integrate pill libraries to my code the following error show s up

undefined reference to PIL_init' D/Core/Src/main.c:92: undefined reference to PIL_setLinkParams’
D:./Core/Src/main.c:93: undefined reference to PIL_setCtrlCallback' D://Core/Src/main.c:96: undefined reference to InitOverrideProbes’
D:./Core/Src/main.c:102: undefined reference to initControl' D:/../Core/Src/main.c:105: undefined reference to PIL_requestReadyMode’
D:…/Core/Src/main.c:111: undefined reference to PIL_backgroundCall' D:/Core/Src/main.c:111: undefined reference to pollSCI’
D:/Core/Src/main.c:111: undefined reference to PIL_D_Guid' D:./Core/Src/main.c:111: undefined reference to PilCallback’

Hi - please contact Plexim support via email with regards to STM32 questions.

Thanks,

Beat