Time: 10/15/2015 10:22:44 AM Source: DAL_ZeksClient Message: The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine. Stack Trace: at BLL_ZEKSClient.DBSynchronizer.DownLoadFile(String strHost, String strDatabaseFileName, String strDownLoadPath, String strUser, String strPass, DateTime dtUpdateDate) at ZEKSProClient_UAT.MainWindow.RunSynchronizer() Time: 10/15/2015 10:22:46 AM Source: BLL_ZEKSClient Message: The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine. Stack Trace: at BLL_ZEKSClient.BLL_ZEKS.FillCategoryListBox(String strConnectionString) at ZEKSProClient_UAT.Quotation.FillCategoryListBox()