Proffieboard EXIT STATUS 255

I need to flash my proffieboard v3 and i keep getting this exit status 255. Im in some despreate need of help. I followed all the steps off of the sabertrio website.

C:/Users/spide/AppData/Local/Arduino15/packages/proffieboard/tools/arm-none-eabi-gcc/14-2-rel1-xpack/bin/../lib/gcc/arm-none-eabi/14.2.1/../../../../arm-none-eabi/bin/ld.exe:C:\Users\spide\AppData\Local\Arduino15\packages\proffieboard\hardware\stm32l4\4.6\variants\STM32L452RE-ProffieboardV3/linker_scripts/STM32L452RE_FLASH.ld:224: warning: memory region `SRAM2' not declared
lto-wrapper.exe: warning: using serial compilation of 8 LTRANS jobs
lto-wrapper.exe: note: see the '-flto' option documentation for more information
Sketch uses 267832 bytes (52%) of program storage space. Maximum is 507904 bytes.
The current directory is invalid.
Failed uploading: uploading error: exit status 255

A lot of people will never of heard of this board so please supply a link to it.

You might want to look at this How to get the best out of this forum before you proceed any further.
We only know what you tell us, and without knowing what you have, and why you want to do this, we don't stand a chance.