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    How to uninstall Oracle ODBC Client completely

    • Product: Voyager

    Question

    How to completely & cleanly uninstall the Oracle ODBC client package

    Answer

    1. Login to the workstation with an account that has full administrative rights on the local PC.
    2. Delete any Oracle folders in the PC's C:\ drive (i.e. C:\Oracle, C:\Oracle10g, C:\Oracle9i)
    3. Open Windows Registry by typing regedit in the Start menu's Search box
    4. When the Registry Editor opens, back it up by clicking File > Export... and save the file to a safe location
    5. Locate the following registry entries (note that some of these may not exist, but check them all):
      1. in HKEY_LOCAL_MACHINE\SOFTWARE\ODBC\ODBC.INI\, delete VGER folder
      2. in HKEY_LOCAL_MACHINE\SOFTWARE\ODBC\ODBC.INI\ODBC Data Sources, delete VGER REG_SZ entry
      3. in HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Oracle\, delete KEY_OraClient10g_home folder
      4. in HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\ODBC\ODBC.INI, delete everything EXCEPT ODBC Data Sources
      5. in HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\ODBC\ODBC.INI\ODBC Data Sources, delete all entries except (Default)
      6. in HKEY_CURRENT_USER\Software\ODBC\ODBC.INI\ODBC Data Sources, delete VGER REG_SZ entry
      7. in HKEY_CURRENT_USER\Software\ODBC\ODBC.INI\, delete VGER folder
    6. Reboot the PC

    • Article last edited: 27-Sep-2019
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