Kaspersky Update Utility showed "Update distribution completed successfully" But KIS update failed with "KISCFG" and "SI" update error.It said the source didn't contain the needed files.After I switched the update source to the online servers,it could update without any issue.Then I tested on another PC,deleted the source folder and re-downloaded the whole update distribution,KIS gave the same error.   I checked the log and found this issue occurred yesterday just after KIS upgrad