The TaskManager log or the JobManager log or the JobManager WebFrontend show nothing?
On Tue, Nov 25, 2014 at 10:30 AM, Flavio Pompermaier <pomperma...@okkam.it> wrote: > The problem is that RuntimeExceptions are not catched by user code so > (IMO) Flink should log somewhere all the stacktrace of those exceptions.. > At the moment I see only that during a step there was a > NullPointerException but I don't know nothing more (no class or line or > stacktrace) :( > > On Tue, Nov 25, 2014 at 10:24 AM, Stephan Ewen <se...@apache.org> wrote: > >> Your functions can alway print to sysout or syserr (for example on >> exceptions). It will be redirected to the *.out files in the Flink log >> directory. >> >> The TaskManagers themselves should log the exceptions that cause tasks to >> fail. >> >> The JobManager should also display exceptions that cause failure in the >> web frontend. >> >> This is not specific to NullPointerExceptions, however. >> >> Does this help? >> Am 25.11.2014 09:24 schrieb "Flavio Pompermaier" <pomperma...@okkam.it>: >> >> Hy to all, >>> >>> is there a way to print/log all the stacktrace of NullPointerExceptions >>> during the execution of a function in Flink..? >>> >>> Best, >>> Flavio >>> >> >
