How to fix the Oracle error PLS-00907: cannot load library unit string (referenced by string)?

In this post, you’ll learn more about the Oracle ErrorPLS-00907: cannot load library unit string (referenced by string) with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PLS-00907: cannot load library unit string (referenced by string)

Reason for the Error PLS-00907: cannot load library unit string (referenced by string)

PL/SQL is unable to find and load a library unit that was previously available. This typically happens when you try to load a unit which references another library unit that is non-existent or invalid.

How to fix the Error PLS-00907: cannot load library unit string (referenced by string) ?

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

Provide the needed library unit.