/10/2014 10:57:33 AM Error The sourcedocument failed to save.. Exception=System.IO.IOException: The process cannot access the file because it is being used by another process.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.File.InternalReplace(String sourceFileName, String destinationFileName, String destinationBackupFileName, Boolean ignoreMetadataErrors)
at QVBWrapper.Document.ReplaceSourceFile(ILogBucket logBucket, String replaceFromFileName, String replaceToFilename)
at QVBWrapper.Document.Save(ILogBucket i_LogBucket, String i_SaveAsFileName)
Can you please suggest underwhich condition it will generate the above error.