Recent virus hoax advises users to delete a valid Windows file according to Microsoft. Virus Hoax: Microsoft Debugger Registrar for Java (Jdbgmgr.exe) Is Not a Virus (Q322993) There is a virus hoax that advises customers to delete a valid Windows file that is named Jdbgmgr.exe. This file is the Microsoft Debugger Registrar for Java. If you receive the e-mail message that is listed in the "More Information" section of this article, delete the e-mail message and do not forward it to others. Although this file may become infected with a virus, its presence is not an indication of a virus infection. More information can be found at: Microsoft Support