Created Unassigned: The directory is not empty [13502]

Below issue is raised randomly in one of our server. It is replicated very randomly.

Error Message :The directory is not empty.
Error InnerException :
Error Occured In Target :Void DeleteHelper(System.String, System.String, Boolean)
Error StackTrace : at System.IO.Directory.DeleteHelper(String fullPath, String userPath, Boolean recursive)
at System.IO.Directory.Delete(String fullPath, String userPath, Boolean recursive)
at ExcelFrameWork.Core.ZipWorker.CleanFromTemp() at iSOFT.ExcelFrameWork.Core.ZipWorker.Dispose(Boolean disposing) in D:\icmt621\iCMTv50~xgsivasubrama4\iCMTv50\ToolsFrame\ToolsFrame\ExcelFrameWork\ExcelReader\Core\ZipWorker.cs:line 232
at ExcelFrameWork.Core.ZipWorker.Dispose() in \ToolsFrame\ToolsFrame\ExcelFrameWork\ExcelReader\Core\ZipWorker.cs:line 219
at ExcelFrameWork.ExcelOpenXmlReader.Close() in \ToolsFrame\ToolsFrame\ExcelFrameWork\ExcelReader\ExcelOpenXmlReader.cs:line 351
at DeploymentToolsFrame.CreateExcelFile.ReadDataFromExcel(String Filename) in \ToolsFrame\ExcelManager\CreateExcelFile.cs:line 208
at DeploymentToolsFrame.ManageExcel.Read(String ExFilePath, String tabName, String Query, String WhereCondition, DataTable& dtExcel) in \ToolsFrame\ToolsFrame\ExcelManager\ManageExcel.cs:line 264
at DeploymentSynchronize.ResolveSyncData.GetSyncDataTable() in \ToolsFrame\ToolsFrame\Configuration\ResolveSyncData.cs:line 184