java error in the database download

[flapa86]

Hi,

i have this java error

Configured verbose logging
Ximmer [1] INFO |3:36:26 Configured verbose logging
Ximmer [1] INFO |3:36:26 Simulation disabled.
Ximmer [1] INFO |3:36:26 No run directory configured: run directory = run
Ximmer [1] INFO |3:36:27 Configuration validated!
Ximmer [1] INFO |3:36:27 Downloading DGV database from UCSC ...
Caught: java.net.ConnectException: Connection timed out (Connection timed out)
java.net.ConnectException: Connection timed out (Connection timed out)
at java_net_URL$openStream.call(Unknown Source)
at Ximmer$_cacheReferenceData_closure5.doCall(Ximmer.groovy:256)
at Ximmer.cacheReferenceData(Ximmer.groovy:254)
at Ximmer.run(Ximmer.groovy:190)
at Ximmer$run.call(Unknown Source)
at Ximmer.main(Ximmer.groovy:1279)

I've exported our proxy but the error persists.
Has anyone had the same problem? Is there the possibility to disable the download step or is it a mandatory step?

Thanks