power dvd playing help

i can't play dvds on power dvd the discs is clean nothing on it WMP can play it
but PDVD can't what is wrong i want power dvd to play it when i try to play it
it says playing stopped playing stopped what it wrong
here is the message in event viewer
Log Name: System
Source: cdrom
Date: 30/05/2010 01:00:05
Event ID: 51
Task Category: None
Level: Warning
Keywords: Classic
User: N/A
Computer: DARKSHADOW-PC
Description:
An error was detected on device \Device\CdRom0 during a paging operation


Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="cdrom" />
<EventID Qualifiers="32772">51</EventID>
<Level>3</Level>
<Task>0</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2010-05-30T00:00:05.771400000Z" />
<EventRecordID>705438</EventRecordID>
<Channel>System</Channel>
<Computer>DARKSHADOW-PC</Computer>
<Security />
</System>
<EventData>
<Data>\Device\CdRom0</Data>
<Binary>030068000100000000000000330004802D010000090300C0000000000000000000E0100000000000F7BB2E000000 0000FFFFFFFF01000000400000C40201000000200A1248020040000000000401000000000000082DF3850000000020975A85 58DCF7850000000028000000021C00002000000000000000700005000000000A000000006F0300000000000000000000</Binary>
</EventData>
</Event>





or
Log Name: System
Source: cdrom
Date: 30/05/2010 01:00:05
Event ID: 51
Task Category: None
Level: Warning
Keywords: Classic
User: N/A
Computer: DARKSHADOW-PC
Description:
An error was detected on device \Device\CdRom0 during a paging operation.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="cdrom" />
<EventID Qualifiers="32772">51</EventID>
<Level>3</Level>
<Task>0</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2010-05-30T00:00:05.771400000Z" />
<EventRecordID>705438</EventRecordID>
<Channel>System</Channel>
<Computer>DARKSHADOW-PC</Computer>
<Security />
</System>
<EventData>
<Data>\Device\CdRom0</Data>
<Binary>030068000100000000000000330004802D010000090300C0000000000000000000E0100000000000F7BB2E000000 0000FFFFFFFF01000000400000C40201000000200A1248020040000000000401000000000000082DF3850000000020975A85 58DCF7850000000028000000021C00002000000000000000700005000000000A000000006F0300000000000000000000</Binary>
</EventData>
</Event>

help

help

Check whether the installed version of PowerDVD is compatible with win7. Since WMP plays the dvd fine, there doesnt seem any generic problem with the CD drive. But you can try the folowing things:

1) Update the bios
2) Update cd-rom drivers, if available.