DE-install 12.1.0.2.0 SE-2 on Windows
Oracle 12.1.0.2.0 SE-2
Windows 2012
Server has 11.2.0.4.0 SE-1 installed and databases running from that home.
Some time back, I installed 12.1.0.2.0 SE-2 but never upgraded any databases. Decided to de-install. Referring first to the Installation Guide, then to Note 1916061.1, performed the following:
1) Log on to server with my usual domain admin account, same as used for all operations, including installation
2) opened command prompt with admin privs.
3) changed directories to location of installation files
4) Executed
G:\downloads\OracleDatabase_12102_SE2_Windows_x64\database>setup -deinstall -home E:\app\oracle\product\12.1.0\dbhome_1That opened a second command window, I responded to the prompts, specifying no databases to be deconfigured, and it took off. Just before it closed I saw message about 'unable to remove file' fly by. The specified ORACLE_HOME directory is still there, but only a single directory ('inventory') with a single file ('invDetails.properties') remains. A check of C:\Program Files\Oracle\Inventory\ContentsXML\inventory.xml and regedit (HKLM\software\oracle\) indicate the 12c home is no longer registered. Rather obvious that all I need to do to finish cleaning up is delete the 12 home directory, but I'm curious about that 'cannot remove file' message and cannot seem