Came across similar issue in the past. To start instance along with windows service, I had to change value for the registry parameter ORA_<SID>_AUTOSTART to TRUE. Path – hkey local machine > software > oracle > key_oracle_home Thanks, Gidhin On 12 June 2014 19:59, Schauss, Peter (ESS) <peter.schauss@xxxxxxx> wrote: > Environment: 32 bit Oracle 11.2.0.3 on Windows Server 2003 Enterprise > Edition SP2 > > I have 18 small Oracle instances running on this server (don't ask). All > of the OracleService<sid> services are set to Startup Type= Automatic. > When the server was restarted after Microsoft patches last night, one of > the instances did not restart even though the Services screen showed that > its service was running. The alert log had no entries between the time > that the server went down for reboot and the time that I restarted it > manually. > > Is there any way for me to determine what happened? > > Thanks, > Peter Schauss > -- > //www.freelists.org/webpage/oracle-l > > >