[Keil linker error]

Hi,

I'm trying to make template project for keil: stm32f746-disco with freertos and ugfx.

When add ugfx and init it, have no promblem

But when try to add gdisp driver have some errors, that can't understand:

Build target 'stm32f746g_disco_freertos'
compiling main.c...
linking...
stm32f746g_disco_freertos\stm32f746g_disco_freertos.axf: Error: L6218E: Undefined symbol GDISPVMT_OnlyOne (referred from gfx_mk.o).
stm32f746g_disco_freertos\stm32f746g_disco_freertos.axf: Error: L6218E: Undefined symbol gdisp_lld_blit_area (referred from gfx_mk.o).
stm32f746g_disco_freertos\stm32f746g_disco_freertos.axf: Error: L6218E: Undefined symbol gdisp_lld_draw_pixel (referred from gfx_mk.o).
stm32f746g_disco_freertos\stm32f746g_disco_freertos.axf: Error: L6218E: Undefined symbol gdisp_lld_fill_area (referred from gfx_mk.o).
stm32f746g_disco_freertos\stm32f746g_disco_freertos.axf: Error: L6218E: Undefined symbol gdisp_lld_init (referred from gfx_mk.o).
Not enough information to list image symbols.
Not enough information to list load addresses in the image map.
Finished: 2 information, 0 warning and 5 error messages.
"stm32f746g_disco_freertos\stm32f746g_disco_freertos.axf" - 5 Error(s), 0 Warning(s).
Target not created.
Build Time Elapsed:  00:00:05

 

Where i'm wrong? maybe some issue? if needed can upload hole project to github, or as archive somewhere.

Thanks a lot.