DELETED well ty for explanation even its about outside of DynDOLOD its all about xEDIT language issue, i have to set xEDIT language section every time when i open xEDIT because there is not permanent save about this and my game language is already english, im not using any different language. after that i set language as english then all string errors in master files are gone but dyndolod.esp still has errors. for this there is a script ''restore record names from master'' and i right clicked dyndolod.esp for apply script ''restore record names from master'' and all names are back from master. again im sorry to bothered you but this is never happen before for me even i maked so many patch like ''bashed patch, merge patch or something like that'' but it only happen for dyndolod.esp. ty for your help.