Server Error in '/' Application.

The process cannot access the file 'D:\vhosts\benhvienphusanhaiphong.vn\httpdocs\Images\Counter.txt' because it is being used by another process.

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.IO.IOException: The process cannot access the file 'D:\vhosts\benhvienphusanhaiphong.vn\httpdocs\Images\Counter.txt' because it is being used by another process.

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:


[IOException: The process cannot access the file 'D:\vhosts\benhvienphusanhaiphong.vn\httpdocs\Images\Counter.txt' because it is being used by another process.]
   System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) +227
   System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost) +734
   System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost) +68
   System.IO.StreamWriter.CreateFile(String path, Boolean append, Boolean checkHost) +76
   System.IO.StreamWriter..ctor(String path, Boolean append, Encoding encoding, Int32 bufferSize, Boolean checkHost) +75
   System.IO.StreamWriter..ctor(String path, Boolean append) +39
   System.IO.File.CreateText(String path) +39
   ASP.global_asax.Session_Start(Object sender, EventArgs e) +242
   System.Web.SessionState.SessionStateModule.RaiseOnStart(EventArgs e) +10154832
   System.Web.SessionState.SessionStateModule.CompleteAcquireState() +165
   System.Web.SessionState.SessionStateModule.BeginAcquireState(Object source, EventArgs e, AsyncCallback cb, Object extraData) +1121
   System.Web.AsyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +261
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +115
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +163


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.9224.0