Management Client stopped starting, an error occurs at startup. Smart Client works fine

Exception text:

Exception source: VideoOS.Administration Тип исключения: System.NullReferenceException Сообщение об исключении: Ссылка на объект не указывает на экземпляр объекта. Exception target site: StartupSpecialComponents в VideoOS.Administration.FormMain.StartupSpecialComponents(Boolean isLogin) в VideoOS.Administration.FormMain.FormMain_Shown(Object sender, EventArgs e) в System.Windows.Forms.Form.OnShown(EventArgs e) в System.Windows.Forms.Control.InvokeMarshaledCallbackHelper(Object obj) в System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) в System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) в System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) в System.Windows.Forms.Control.InvokeMarshaledCallback(ThreadMethodEntry tme) в System.Windows.Forms.Control.InvokeMarshaledCallbacks()

Comes out immediately after launch XProtect Management Client

This forum is for development related questions. Please ask your question on the support forum instead (or create a support case): https://supportcommunity.milestonesys.com/s/?language=en_US