tester1000 Posted April 24, 2020 Posted April 24, 2020 After wrestling with a timestamp issue from an older version of some DVD burner software, I ended up compiling a copy of udfct from Philips Quote UDF Conformance Testing Application (c) Koninklijke Philips Electronics N.V. 1999-2007 Application version : 1.5r6 distribution src UCT Core version : 1.5r6 distribution src platform : Windows - with scsi/atapi support '-drive' support : yes and have now been using it to validate some of my newly burnt media. For Imgburn 2.5.8.0 - just installed today to make sure it is the latest version, it reports one error, though I have no idea, how important or valid the report is: Quote Mounted Partitions: - p0: Physical, pNmb: 0, blocks: 304 thru 2287743, access: read-only - logical blocks: 0 thru 2287439 - p1: Metadata, pNmb: 0, blocks: 320 thru 383, access: read-only - logical blocks: 0 thru 63 Error: Logical address of Metadata File extent: 16, - expected: integer multiple of 32 (Partition Map Alignment Unit), - UDF 2.2.13.1, 2.2.10. Error: Logical address of Metadata Mirror File extent: 2287376, - expected: integer multiple of 32 (Partition Map Alignment Unit), - UDF 2.2.13.1, 2.2.10. ==> Changed medium CL type from unknown finalization state to finalized - because of more than one AVDP found This is as a result of burning a data disc from a directory tree just slightly smaller than the DVD space. For now, I have not found anything that 'does not work' and will use the DVD, but thought it might be worth reporting the issue in any case.
LIGHTNING UK! Posted April 24, 2020 Posted April 24, 2020 An ECC block is 16 sectors on a DVD, not 32. For that reason, the error isn't important. Which UDF version did you use on the disc?
tester1000 Posted April 30, 2020 Author Posted April 30, 2020 On 4/24/2020 at 5:30 AM, LIGHTNING UK! said: An ECC block is 16 sectors on a DVD, not 32. For that reason, the error isn't important. Which UDF version did you use on the disc? Wish I could remember - I use any of these burners infrequently and have not developed enough knowledge from experience to chose specific options. So, most likely it would be whatever defaults are set. And again, I wish, that that kind of information was retrievable from an existing DVD :-(
LIGHTNING UK! Posted April 30, 2020 Posted April 30, 2020 Go into read mode and put that disc in the drive. ImgBurn should tell you which file systems are present on the disc.
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