Errors in the Execution of the Program
SDBINST 
If errors occur when you execute the program SDBINST, the program terminates with a message about the cause of the error.
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1. File of the software you want to update are still being used.
¡ Administration sessions are still running, which means that the Database Manager CLI is still active.
¡ Applications that use SAP DB Runtime or SAP DB Scripting Interfaces are still running.
2. There is not enough disk space for the new software.
3. You have attempted to update a 64 bit database kernel with software for a 32 bit kernel. This is not possible.
4. You are attempting to update the software with SDBINST. However, you are ignoring the dependencies between SAP DB software component installations and versions.
Remove the cause of the error and execute the program again.