On Sep 8, 2010, at 11:36 AM, David Avendasora wrote: > Okay, Steve Meyer figured it out. > > The app started up just fine, but the first time the "Inbox" class was > called, it called it's superclass which has a static variable that loads a > set of EOs from the database.
That sounds a little... dangerous. ERXEnterpriseObjectCache anyone? > That DB connection failed, which left the superclass uninitialized and > therefor basically corrupt, and therefor the NoClassDefFoundError. > > I think we'll be digging around looking for more issues like this. Soon. > > Dave > > PS, Sorry about the lack of stack trace. > > On Sep 8, 2010, at 1:20 PM, Chuck Hill wrote: > >> Any exceptions in the log on start up? Were you upgrading something? Are >> you sure that this one instance did not just _not_ restart and so no see the >> new code? >> >> Chuck >> >> >> On Sep 8, 2010, at 10:12 AM, David Avendasora wrote: >> >>> Hi all, >>> >>> Has anyone else ever seen this: >>> >>> We have a server that is running 4 instances of one of our apps. Last night >>> we restarted one of the instances and apparently it didn't properly load 1 >>> class that is part of one of our internal frameworks. >>> >>> Every time a user tried a feature that used that one class, we got >>> java.lang.NoClassDefFoundError. The other instances of the same app started >>> from the same files on the hard drive were running fine. >>> >>> We restarted the affected instance and that eliminated the problem. >>> >>> We couldn't find any errors in any of the logs that would explain why the >>> class wouldn't have properly loaded. >>> >>> It's all fine now, but this was a very strange issue. >>> >>> Anyone ever run into something like that? >>> >>> Dave _______________________________________________ >>> Do not post admin requests to the list. They will be ignored. >>> Webobjects-dev mailing list ([email protected]) >>> Help/Unsubscribe/Update your Subscription: >>> http://lists.apple.com/mailman/options/webobjects-dev/chill%40global-village.net >>> >>> This email sent to [email protected] >> >> -- >> Chuck Hill Senior Consultant / VP Development >> >> Practical WebObjects - for developers who want to increase their overall >> knowledge of WebObjects or who are trying to solve specific problems. >> http://www.global-village.net/products/practical_webobjects >> >> >> >> >> >> >> > -- Chuck Hill Senior Consultant / VP Development Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/products/practical_webobjects
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