Do you experience problems during downloading?
Check your connection in Status and Interface settings window.
Use Test Server in Config > Servers.
We will probably ask you to do a test using only basic settings.
Do you experience problems during repair or unpacking?
Enable +Debug logging in the Status and Interface settings window and share the relevant parts of the log here using [ code ] sections.
We do not support this package, but it should be pretty straight forward to install via SynoCommunity. However, there are problems with DSM6 so far that they are still fixing.
If you like our support, check our special newsserver deal or donate at: https://sabnzbd.org/donate