Unable to locate a running instance of steam

there is a huge problem with this game, I was playing good in yesterday. but today it&become a headache, how to fix this problem I don&know, i think this problem is in the launcher, ................................... Starting BattlEye Service... Launching game... Note: File blocks can be ignored if they don&cause problems with the game. [INFO] Blocked loading of file: "D:GameLoopDayZGameSmartSteamEmuSmartSteamEmuPluginsSSEFirewall64.dll". [INFO] Blocked loading of file: "D:GameLoopDayZGameSmartSteamEmuSmartSteamEmuPluginsx64SSEOverlay.dll". [INFO] Blocked loading of file: "D:GameLoopDayZGameSmartSteamEmuSmartSteamEmuPluginsx64SSE_LifeSupport.dll". ............................