Hello So if i start this topic , its because i'm facing a big problem, i'm trying to launch Teacup configtool.py but i'm stug getting the same error >>> ========= RESTART: C:\RepRap\firmware\Teacup_Firmware\configtool.py ========= Traceback (most recent call last): File "C:\RepRap\firmware\Teacup_Firmware\configtool.py", line 185, in StartGui(getSettings()) File "C:\RepRap\by SunixDev - Firmware - experimental, borrowed, and future