Server Error in '/' Application.

The Microsoft Access database engine cannot open or write to the file ''. It is already opened exclusively by another user, or you need permission to view and write its data.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Data.OleDb.OleDbException: The Microsoft Access database engine cannot open or write to the file ''. It is already opened exclusively by another user, or you need permission to view and write its data.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[OleDbException (0x80004005): The Microsoft Access database engine cannot open or write to the file ''. It is already opened exclusively by another user, or you need permission to view and write its data.]
   System.Data.OleDb.OleDbCommand.ExecuteCommandTextErrorHandling(OleDbHResult hr) +1553134
   System.Data.OleDb.OleDbCommand.ExecuteCommandTextForSingleResult(tagDBPARAMS dbParams, Object& executeResult) +323
   System.Data.OleDb.OleDbCommand.ExecuteCommandText(Object& executeResult) +225
   System.Data.OleDb.OleDbCommand.ExecuteReaderInternal(CommandBehavior behavior, String method) +203
   System.Data.OleDb.OleDbCommand.ExecuteReader(CommandBehavior behavior) +143
   WebCtrlLib.ResourceManagerHelper..ctor(HttpSessionState session, HttpApplicationState application, String baseName, Assembly assembly) +1258
   WebCtrlLib.PageDef.OnPreInit(EventArgs e) +980
   System.Web.UI.Page.PerformPreInit() +47
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +335


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0