Cause: An attempt was made to reference an undefined type. Either the type

PLS-00202: type 'string' must be declared

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Answer Posted / guest

Cause: An attempt was made to reference an undefined type.
Either the type specifier was not declared or it is not
within the scope of the reference.

Action: Check the spelling and declaration of the type
specifier. Also confirm that the declaration is placed
correctly in the block structure.

Please add more information about this Error

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