How to fix the Oracle error ORA-48158: invalid input for ADR base directory?

In this post, you’ll learn more about the Oracle ErrorORA-48158: invalid input for ADR base directory with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-48158: invalid input for ADR base directory

Reason for the Error ORA-48158: invalid input for ADR base directory

An invalid input was passed in for the ADR base directory name. The ADR base directory name is either NULL or too long of a string.

How to fix the Error ORA-48158: invalid input for ADR base directory ?

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

Check the ADR base directory input argument.