Message Oracle PLS-00394 - wrong number of values in the INTO list of a FETCH statement

ERRORwrong number of values in the INTO list of a FETCH statement
CAUSEThe number of variables in the INTO clause of a FETCH statement does not match the number of columns in the cursor declaration.
ACTIONChange the number of variables in the INTO clause or the number of columns in the cursor declaration so that the numbers match.