Installing an Update of the Database Software 
Prerequisites
You have imported the relevant patch for the database software update.
Procedure
database instance.Result
The Database Manager creates a copy of the parameter file each time a parameter is changed. The serial number extension indicates the version, whereby 01 is the latest version:
UNIX:

Should errors occur while loading the parameters, the operation can be undone by restoring the original parameter file. To do so, use the
Database Manager CLI program to copy the file <database_name>.<running_number> (copy of parameter file) back to <database_name> (active parameter file).
If an error occurs when the
database instance is restarted again after the update of the software version, contact den
SAP DB Support.