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Re: Strange null pointer error
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Re: Strange null pointer error


  • Subject: Re: Strange null pointer error
  • From: Jesse Tayler via Webobjects-dev <email@hidden>
  • Date: Fri, 26 Jun 2020 15:22:39 -0400

Heh, ya, I figured you’d say that…and who does? I’m sure someone…

If you don’t have a clue, read your SQL and find those timestamps and see what
transactions were going on.

If you can’t reproduce it, I’d guess you’ll want to turn up a bit of logging
and just do a "hunt and peck” until you see where it comes from.

I'm not aware of any EOF type bugs relating to such things, but maybe others do.




> On Jun 26, 2020, at 3:16 PM, Michael Kondratov <email@hidden>
> wrote:
>
> Jesse,
>
>
>       I believe we do not have any read only objects in out application…
>
>
> Michael
>
>
>> On Jun 26, 2020, at 12:55 PM, Jesse Tayler <email@hidden
>> <mailto:email@hidden>> wrote:
>>
>> Well something triggered a change in a read only entity
>>
>> I’d guess you can see specifically by checking sql output
>>
>>
>>> On Jun 26, 2020, at 12:24 PM, Michael Kondratov via Webobjects-dev
>>> <email@hidden <mailto:email@hidden>>
>>> wrote:
>>>
>>> Hello everybody!
>>>
>>>
>>>     We started to see a strange error:
>>>
>>>
>>> java.lang.NullPointerException
>>>         at
>>> er.extensions.eof.ERXDatabaseContext._verifyNoChangesToReadonlyEntity(ERXDatabaseContext.java:125)
>>>         at
>>> com.webobjects.eoaccess.EODatabaseContext.performChanges(EODatabaseContext.java:6187)
>>>         at
>>> com.webobjects.eocontrol.EOObjectStoreCoordinator.saveChangesInEditingContext(EOObjectStoreCoordinator.java:376)
>>>         at
>>> com.webobjects.eocontrol.EOEditingContext.saveChanges(EOEditingContext.java:3192)
>>>         at er.extensions.eof.ERXEC._saveChanges(ERXEC.java:1178)
>>>         at er.extensions.eof.ERXEC.saveChanges(ERXEC.java:1099)
>>>         at
>>> artstore.components.EditOrderNew.saveEditingContext(EditOrderNew.java:224)
>>>
>>>
>>>
>>> Any ideas what may be causing it?
>>>
>>> Sincerely,
>>>
>>>
>>> Michael
>>>
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References: 
 >Strange null pointer error (From: Michael Kondratov via Webobjects-dev <email@hidden>)
 >Re: Strange null pointer error (From: Jesse Tayler via Webobjects-dev <email@hidden>)
 >Re: Strange null pointer error (From: Michael Kondratov via Webobjects-dev <email@hidden>)

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