How to fix the Oracle error ORA-27139: unable to reserve Oracle VM mapping in process address space?

In this post, you’ll learn more about the Oracle ErrorORA-27139: unable to reserve Oracle VM mapping in process address space with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-27139: unable to reserve Oracle VM mapping in process address space

Reason for the Error ORA-27139: unable to reserve Oracle VM mapping in process address space

The address space region was already mapped.

How to fix the Error ORA-27139: unable to reserve Oracle VM mapping in process address space ?

You can fix this error in Oracle by following the below steps

Contact Oracle Support Services.