Working with a Toshiba A40 Laptop. CDs and DVDs play but now disc formatting efforts fail. Never been a problem before. Event viewer shows "bad block". Don't know if this refers to the drive itself or the disc. attached please find image of the immediate error. Below please find text from the SYSTEMS event viewer.

Log Name: System
Source: cdrom
Date: 7/10/2010 6:27:01 PM
Event ID: 7
Task Category: None
Level: Error
Keywords: Classic
User: N/A
Computer: itconsultant-PC
The device, \Device\CdRom0, has a bad block.
Event Xml:
<Event xmlns="">
<Provider Name="cdrom" />
<EventID Qualifiers="49156">7</EventID>
<TimeCreated SystemTime="2010-07-10T22:27:01.987Z" />
<Security />

Much thanks for an informed opinion.

Hmm, try formatting a different Disc, Blocks are on Discs not on Drives, but this could also mean the drive it self has malfunctioned and is not reading/writing properly.p

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