Oracle Driver

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Install Oracle Driver on UMS backend server

Download latest (known compatible) version of the "Oracle Instant Client" from http://downloads.inlogic.dk/Oracle%20Instant%20client.zip

Extract zip folder to c:\temp

Note: UMS Configurator must not be open when installing Oracle (results in "sharing violation")

Open command prompt as administrator and navigate to c:\temp

Run "UMS install.bat"

Oracle Command line install.png

Uninstall Oracle Driver on UMS backend server

  • Uninstall the drivers using the "c:\oracle\UMS uninstall.bat" (IMPORTANT! Run as administrator)
  • close command prompt
  • delete c:\oracle directory
  • Execute GetStudents - if it fails, follow the next step
  • Open C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Config\machine.config
    • Remove all entries with has something to do with Oracle.ManagedDataAccess and oracle.manageddataaccess.client
    • Save file
  • Execute GetStudents - if it fails, follow the next step


If you by accident have deleted the c:\oracle folder without using the uninstall feature, then you have to remove Oracle from Windows Registry

  • Open Windows Registry by typing regedit in the Start menu's Search box
  • When the Registry Editor opens, back it up by clicking File > Export... and save the file
  • Locate the following registry entries:
    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
  • Reboot the PC


FAQ

TNS_ADMIN variable not found

In some cases the UMS install bat are not allowed to set the default environment path for TNS_ADMIN.

In this case it must be added manually. Open windows Environment Variables

Environment Variables.png

Add a new variable with the following information

Oracle Environment Variable.png