Can somebody help me

[Shebit1]

When i try to start the game , I get this error:

Error [content0]game\gameplay\alchemy\alchemymanager.ws(196): Could not find function 'GetUnusedMutagensCount'

Error [content0]game\gameplay\alchemy\alchemymanager.ws(270): Could not find function 'RemoveUnusedMutagensCount'

Error [modautolootmenu]game\player\playerwitcher.ws(739): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(744): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(749): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(754): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(794): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(798): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(802): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(806): Function 'SetItemStackable' does not take 2 param(s)

Error [modautolootmenu]game\player\playerwitcher.ws(5481): Function 'SplitItem' does not take 2 param(s)

Error [content0]game\vehicles\horse\horsecomponent.ws(189): Function 'GetCategoryDefaultItem' does not take 1 param(s)

Error [content0]game\gui\menus\charactermenu.ws(253): Could not find function 'GetFirstUnusedMutagenByName'

Error [content0]game\gui\menus\charactermenu.ws(708): Could not find function 'GetUnusedMutagensCount'

Error [content0]game\gui\menus\charactermenu.ws(721): Could not find function 'GetUnusedMutagensCount'

Error [content0]game\gui\menus\charactermenu.ws(734): Could not find function 'GetUnusedMutagensCount'

Error [content0]game\gui\menus\listbasemenu.ws(186): Could not find function 'GetUnusedMutagensCount'

Error [content0]game\gameplay\ability\playerabilitymanager.ws(623): Function 'SetItemStackable' does not take 2 param(s)

Error [content0]game\gameplay\ability\playerabilitymanager.ws(4031): Could not find function 'RemoveUnusedMutagensCountById'

Warning [content0]engine\environment.ws(30): Global native function 'EnableDebugOverlayFilter' was not exported from C++ code.

Warning [content0]engine\environment.ws(32): Global native function 'EnableDebugPostProcess' was not exported from C++ code.

Warning [content0]engine\showflags.ws(11): Global native function 'DebugSetEShowFlag' was not exported from C++ code.