How to fix the Oracle error PLS-00303: qualifier ‘string’ must be declared?

In this post, you’ll learn more about the Oracle ErrorPLS-00303: qualifier ‘string’ must be declared with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PLS-00303: qualifier ‘string’ must be declared

Reason for the Error PLS-00303: qualifier ‘string’ must be declared

In a name such as “A.B”, “A” is the qualifier, and “B” is a component of the qualifier. This error occurs when no declaration for the qualifier is found.The qualifier might be misspelled, its declaration might be faulty, or the declaration might be placed incorrectly in the block structure.

How to fix the Error PLS-00303: qualifier ‘string’ must be declared ?

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

Check the spelling and declaration of the qualifier. Also confirm that the declaration is placed correctly in the block structure.