"Eli Acevedo" wrote:

> I have been working for a while ago with NTBACKUP, but now I find out that
> backup file is not valid to open with NTBakup, it´s currupted.
>
> What can I do??, uninstall backup and re-installed again ? or use another
> tool to backup files.
>
> Please help me out thank in advance!!!

>
> Some times NTBackup does currupt files, this can occuring
> even more when backing up across a network, and the larger
> the file is - try to kept it around 5gb
>
> Even if you run the backup with verfy on, it will check ok
> - but you just cannot open it via NTBackup. Best thing to
> do is very time the backup runs, is to open it and restore
> some data to check it is ok.
>
> If you need the data in the corrupt backup file, it will
> cost you. There are a number of companies that will recover
> them for you at a cost.
> e.g. http://www.officerecovery.com/msbackup/ (use google and
> search for bkf recovery)
>
> "Eli Acevedo" wrote:
>
>
>> I have been working for a while ago with NTBACKUP, but now I
>> find out that backup file is not valid to open with
>> NTBakup, it´s currupted.
>>
>> What can I do??, uninstall backup and re-installed again ? or
>> use another tool to backup files.
>>
>> Please help me out thank in advance!!!

"Enkidu" wrote:

> This is nonsense. I've backed up more than 200GB using
> NTBackup across networks for years without problems. And
> I've many times successfully restored files from the backups
> so I know that they worked.
>
> Cheers,
>
> Cliff

> As you have been using NTbackup for years, why dont you answer the question
> of why the files are becoming corrupt! I would like to know the answer as
> well..
>
> I have been using NT backup for years as well, I have have had large backups
> which worked ok. But.. every now and again they will become corrupt! and the
> only way I have found to get a reliable backup is to keep the size small. any
> suggestions then??
>
> Also could you answer this one?
> http://www.microsoft.com/technet/community/newsgroups/dgbrowser/en-us/default.mspx?&query=ntbackup&lang=en&cr=US&guid=&sloc=en-us&dg=microsoft.public.windows.server.general&p=1&tid=9a6b4ee4-1a9c-4fba-80d8-224e42cbb37f&mid=9a6b4ee4-1a9c-4fba-80d8-224e42cbb37f
>
> "Enkidu" wrote:
>
>>This is nonsense. I've backed up more than 200GB using
>>NTBackup across networks for years without problems. And
>>I've many times successfully restored files from the backups
>>so I know that they worked.
>>

"Enkidu" wrote:

>
>  From the technet article you quoted:
> "This problem is likely due to faulty hardware."
>
> Do you reuse tapes? Do you use cleaning tapes on schedule?
> How old is the hardware? I've had to chuck out tape drives
> and tapes but this always cured my problems.
>
> Cheers,
>
> Cliff