why is there an error ?

Run Debug Profile Team Tools Window Help Supermarket-Apa Remaining Meeting Time: 04:11 sections.java x A0 Userjava x User.java xeB productjava X Design History 230577570MB * Click nbfs:/bhost/SystemEilesystem/Templates/Licenses/ * Click nbfs:/bhost/SystemEilesystem/Templates/GUIForms/ 7. eauthor shahd package net.proteanit.sql does not exist Unused Import (Alt-Enter shows hints) import dat, protganit, sgi, photilsi public class sections extends javax. swing. Jframe I creates new form CATEGORY private connection con; private statement statement; Private Resultset rs; puibile sections () I initcomponents (): Design History private void jButton1ActionPerformed(java.awt.event. ActionEvent evt) I II. TODO add your handling code here: 1 private void jButton2ActionPerformed(java.awt.event.ActionEvent ext) 1 1. Topo add your handling code here: 1 private yoid jButton3actionperformed(java.awt. event. Actionsvent ext) I 1 (l) Topo add your handling code here: private void jButton4Actionperformed (java.awt,event. ActionEvent evt) I 17. TODO add your handing code here: 1 private void jButton6actionperformed (java.awt.event. ActionEvent gut) I 1