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From "Fabian Merki" <fabian2...@merkisoft.ch>
Subject Re: invalid checksum
Date Tue, 20 Mar 2007 10:15:25 GMT
hi bryan

thanks for the quick reply! i tried to answer your questions. i hope it
helps.

> Does this happen for this customer over and over?
> Or did it happen only once?

yes only that, but it happend 6 times.

> Is the customer able to provoke the error on demand?

i tried without success but i keep testing it.

> Can you relate the exception to any particular action that the customer
> is taking in your application?

till now no.

> If it has happened multiple times, is it always the same page on
> the same container? Or is the location different each time?

we installed the app serveral times and i think the following lines are per
installation (so per installation it happend on the same page):

org.hibernate.util.JDBCExceptionReporter - Invalid checksum on Page
Page(28,Container(0, 1248)), expected=3'455'715'557, on-disk
version=3'357'396'866, page dump follows: Hex dump:
org.hibernate.util.JDBCExceptionReporter - Invalid checksum on Page
Page(461,Container(0, 1248)), expected=3'908'279'257, on-disk
version=137'782'528, page dump follows: Hex dump:
org.hibernate.util.JDBCExceptionReporter - Invalid checksum on Page
Page(482,Container(0, 1248)), expected=4'113'528'744, on-disk
version=44'301'386, page dump follows: Hex dump:
org.hibernate.util.JDBCExceptionReporter - Invalid checksum on Page
Page(702,Container(0, 944)), expected=2'598'292'545, on-disk
version=3'174'535'138, page dump follows: Hex dump:
org.hibernate.util.JDBCExceptionReporter - Invalid checksum on Page
Page(2767,Container(0, 944)), expected=2'067'623'629, on-disk
version=2'180'532'620, page dump follows: Hex dump:
org.hibernate.util.JDBCExceptionReporter - Invalid checksum on Page
Page(99,Container(0, 1248)), expected=242'030'294, on-disk
version=3'389'026'885, page dump follows: Hex dump:

 > When the exception happens, are there any follow-on symptoms?

yes, my app crashes ;-((
i'm not shure how well i reinit the db connection.

> Or did > the application seem to behave properly after the user shut it
> down and restarted it? Can the customer later access the data properly
> on their notebook? Or do you have to move the files to another machine
> in order to access the data?

restarts did not help as far as i know. but but when i copied it onto my
harddrive it was ok.

> thanks,

thank you!
fabian


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