System.IO.IOException:The process cannot access the file because it is being used by another proce

Hi ,

Geeting below error when trying to replay the script after load test in Ajax Tru client protocol.

Started test by clicking on Run button, buitton was activated and nothing is showing on output window.When I stopped the below error is throwing. FYI..I killed all mdrv process in the controller machine and still facing the issue

System.IO.IOException: The process cannot access the file '\PATH\***\***\mdrv.log' because it is being used by another process.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at 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)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.StreamReader..ctor(String path, Encoding encoding, Boolean detectEncodingFromByteOrderMarks, Int32 bufferSize, Boolean checkHost)
at System.IO.StreamReader..ctor(String path, Encoding encoding)
at HP.LR.Vugen.BackEnd.Debugger.VuGenCciDebugger.CciDebuggerPlugin.SendMdrvLogErrors() in e:\LT\LT-LR\win32_release\12.50.1096.0_clean\app\VuGen\BackEnd\Current\Debugger\cci_debugger_plugin\CCIDebuggerPlugin.cs:line 769