Lotus Notes is a well known IBM’s email client application. The tool is used for both business and personal information management. The application manages user’s mailbox data in NSF format. Due to highly complex and advance mechanism process, lots of error related events are associated with Notes. There are numerous ways which led to the Notes NSF files corruption. If we discus superficially the reason for corruptions are dirty shutdown of system, Incompatibility, NSF file header corruption, malfunctioning of application and virus or Trojan attack on files. The above discussed reasons were very general and also they have simple and well known solutions. Hence lets us discuss a rare and troublesome error which is caused by damaging of RRV bucket.