psp not reading umd how to fix it

3:03

1:35

4:37

6:37

1:43

6:10

2:46

2:29

26:36

7:29

24:29

00:19

7:25

11:13

00:35

34:16

3:32

4:30

2:44

00:45

1:56

5:15

2:55

1:55

00:55

8:12

2:39

00:56

4:29

5:05

3:54

2:45

5:14

00:23

27:24

16:42

2:57

4:53

3:49

3:42

8:23

4:14

17:38

1:52

3:49

1:22

7:38

6:53

00:38

39:53

2:44

00:36

4:38

2:42

6:18

2:42

5:05

35:09

5:02

2:59