2026-06-09 09:16:17.6575 [1] LayuiApp.App SqlSugar.SqlSugarException: English Message : Connection open error . unable to open database file
Chinese Message :  ?接?据??程中?生??，?查服?器是否正常?接字符串是否正确，?在找不到原因?先Google??信息：unable to open database file.
   於 SqlSugar.AdoProvider.GetDataReader(String sql, SugarParameter[] parameters)
   於 SqlSugar.QueryableProvider`1.GetData[TResult](KeyValuePair`2 sqlObj)
   於 SqlSugar.QueryableProvider`1._ToList[TResult]()
   於 SqlSugar.QueryableProvider`1.ToList()
   於 Ng.Data.dao.ConfigDAO.GetConfigByName(String arg)
   於 LayuiApp.App.SwitchLanguage()
   於 LayuiApp.App.OnStartup(StartupEventArgs e)
   於 System.Windows.Application.<.ctor>b__1_0(Object unused)
   於 System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   於 System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
