PLS-00303

Error: PLS-00303: qualifier 'string' must be declared

Causa: 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.

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