We just published new patch release for version 4.1 - 4.1.420, with some fixes and improvements on top of release 4.1.404. Full change log is following:

• Optimized alarm resolve/terminate using regular expressions
• Improved topology detection on Juniper switches
• Fixed communication protocol compatibility issues in C++ client library and command line client tools
• Fixed issues:
          NX-627 (Gauge rendered incorrectly)
          NX-846 (Ability to copy to clipboard in Routing Table and FDB views)
          NX-1077 (Option to copy MAC address to clipboard in FDB view)
          NX-2283 (Show version in debug console)

Best regards,
Victor