Can not delete sent list faxes

[George Fafoutis]

i am trying to delete the sent list faxes but i get an error "Error deleting the fax "null""

In details tab i see:

java.lang.NullPointerException

at yajhfc.model.servconn.hylafax.SentFaxJob.getJob(SentFaxJob.java:195)

at yajhfc.model.servconn.hylafax.SentFaxJob.deleteImpl(SentFaxJob.java:190)

at yajhfc.model.servconn.hylafax.AbstractHylaFaxJob.delete(AbstractHylaFaxJob.java:63)

at yajhfc.MainWin$DeleteWorker.doWork(MainWin.java:284)

at yajhfc.util.ProgressWorker.run(ProgressWorker.java:189)

YajHFC 0.5.7

Java 1.8.0_60 (Oracle Corporation)

Java(TM) SE Runtime Environment 1.8.0_60-b27

Java HotSpot(TM) Client VM

Windows 7 6.1 (x86)

I have tried to uninstall and install again but no luck

What should i do?

I think that the console does not refresh.