[Clas12_software] simulation_reconstruction_issue

Joshua Artem Tan joshtanj at jlab.org
Thu Aug 23 15:49:15 EDT 2018


Hi Nathan,


Actually, I just copied the field map from the version which has it.


Thanks a lot,


Josh


On 8/23/2018 3:47 PM, Nathan Baltzell wrote:
> Hi Josh,
>
> Are you trying to use a fieldmap that wasn’t the default in that version?  It looks like it.  If so, you'll need to download the map you want to use from below and put it in etc/data/magfield.
>
> http://clasweb.jlab.org/clas12offline/magfield/
>
> -Nathan
>
>
>
>> On Aug 23, 2018, at 15:11, Joshua Artem Tan <joshtanj at jlab.org> wrote:
>>
>> Dear All,
>>
>>
>> I am reconstructing simulated files (gemc 4a.2.4) with coatjava 5b.6.1 and the reconstruction hangs up (I'm running in the interactive farm). I didn't have this problem with 5b.6.0. The only thing I changed for both versions was this part of the yaml file:
>>
>> services:
>>     DCHB:
>>       torusMap: Symm_torus_r2501_phi16_z251_24Apr2018.dat
>>       solenoidMap: Symm_solenoid_r601_phi1_z1201_2008.dat
>>       useStartTime: "false"
>>       geomDBVariation: default
>>       constantsDBVariation: default
>>     DCTB:
>>       geomDBVariation: default
>>       constantsDBVariation: default
>>
>> The following is the error message I am getting:
>>
>> 2018-08-23 15:07:20.471: Error in 129.57.70.22%7400_java:joshtanj:DCHB (ID: 993):
>> Error processing input event
>>
>> java.lang.NullPointerException
>>          at org.jlab.rec.dc.trajectory.DCSwimmer.setMagneticFieldsScales(DCSwimmer.java:532)
>>          at org.jlab.service.dc.DCHBEngine.processDataEvent(DCHBEngine.java:91)
>>          at org.jlab.clas.reco.ReconstructionEngine.execute(ReconstructionEngine.java:247)
>>          at org.jlab.clara.sys.ServiceEngine.executeEngine(ServiceEngine.java:216)
>>          at org.jlab.clara.sys.ServiceEngine.execute(ServiceEngine.java:153)
>>          at org.jlab.clara.sys.Service.lambda$execute$2(Service.java:178)
>>          at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>>          at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>>          at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>>          at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>>          at java.lang.Thread.run(Thread.java:748)
>>
>>
>> Does anybody have any idea how to get around this problem?
>>
>>
>> Thanks,
>>
>>
>> Josh
>>
>>
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