diff --git a/client/src/components/Header.tsx b/client/src/components/Header.tsx
index 6ceb45c291b64cf2da1f190875c35932031a7263..5f7ee01d2a1361afede3ae1c6bb09dbc5a39720c 100644
--- a/client/src/components/Header.tsx
+++ b/client/src/components/Header.tsx
@@ -1,5 +1,5 @@
 
-import React, { Component } from 'react'
+import React from 'react'
 import { MoviesStoreImplementation } from "./MoviesStore";
 import { inject, observer } from 'mobx-react';
 import * as services from './services';
@@ -45,13 +45,13 @@ class Header extends React.Component<MoviesProps, MyState> {
     handleChange = (event: any) => {
         let element = event.target.id
         
-        if (element == 'textfield1') {
+        if (element === 'textfield1') {
             this.setState({ inputTitle: event.target.value })
         }
-        if (element == 'textfield2') {
+        if (element === 'textfield2') {
             this.setState({ inputGenre: event.target.value })
         }
-        else if (element == 'checkbox1') {
+        else if (element === 'checkbox1') {
             this.setState({ checkbox1_checked: event.target.checked })
         }
     }
diff --git a/client/src/components/Movies.tsx b/client/src/components/Movies.tsx
index 7c8e92e63238b5339a3fc7f6ca3fc2cfc595883c..84e6679faa49a781c64c73dd10838fb83d2241e2 100644
--- a/client/src/components/Movies.tsx
+++ b/client/src/components/Movies.tsx
@@ -1,4 +1,4 @@
-import React, {useEffect, useState} from 'react';
+import React, {useEffect} from 'react';
 import PrintTable from "./PrintTable";
 import InfiniteScroll from "react-infinite-scroller";
 import { MoviesStore, MoviesStoreImplementation } from "./MoviesStore";
diff --git a/client/src/components/PrintTable.tsx b/client/src/components/PrintTable.tsx
index fc2ecb6ff3a3e429f5b761ea204651d2342ed041..4ab3331ce048ccc05996ed082dfac97cace64dec 100644
--- a/client/src/components/PrintTable.tsx
+++ b/client/src/components/PrintTable.tsx
@@ -14,7 +14,7 @@ function PrintTable(props: any) {
             </thead>
             <tbody>{
                 props.data.map((row: any) => {
-                    return <tr>
+                    return <tr key={row.title}>
                         <td>{row.title}</td>
                         <td>{row.genre}</td>
                         <td>{row.year}</td>
diff --git a/server/src/database.ts b/server/src/database.ts
index 20ab60f7eec79f946e2f16d6e0735c42c96148b7..63b123130dde22afc75a5d1687f921657db1eabb 100644
--- a/server/src/database.ts
+++ b/server/src/database.ts
@@ -12,7 +12,7 @@ var _connection = connect();
         user: 'abbasj_abbas',
         password: 'abbas2021',
         database: 'abbasj_project3',
-        connectionLimit: 20
+        connectionLimit: 10
     })
 
     return connection;