2017-06-09 19:23:01,473 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.s.Snmp4JWalker: Received a tracker PDU of type RESPONSE from /192.168.0.42 of size 2, errorStatus = 0, errorStatusText = Success, errorIndex = 0 2017-06-09 19:23:01,473 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.ColumnTracker: Processing varBind: .1.3.6.1.2.1.4.34.1.5.1.4.192.168.74.42 = .1.3.6.1.2.1.4.32.1.5.15.1.4.192.168.74.0.24 2017-06-09 19:23:01,473 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.ColumnTracker: Processing varBind: .1.3.6.1.2.1.4.34.1.7.1.4.192.168.8.2 = 1 2017-06-09 19:23:01,473 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.TableTracker: storeResult: SnmpResult@5dba9a1e[base=.1.3.6.1.2.1.4.34.1.5, instance=1.4.192.168.8.2, value=.1.3.6.1.2.1.4.32.1.5.12.1.4.192.168.8.0.24] 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.p.s.IPAddressTableTracker: column count = 3, instance = 1.4.192.168.8.2 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.TableTracker: storeResult: SnmpResult@18b80fcd[base=.1.3.6.1.2.1.4.34.1.5, instance=1.4.127.0.0.1, value=.1.3.6.1.2.1.4.32.1.5.1.1.4.127.0.0.0.8] 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.p.s.IPAddressTableTracker: column count = 3, instance = 1.4.127.0.0.1 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.TableTracker: storeResult: SnmpResult@58315435[base=.1.3.6.1.2.1.4.34.1.5, instance=1.4.192.168.0.42, value=.1.3.6.1.2.1.4.32.1.5.11.1.4.192.168.0.0.24] 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.p.s.IPAddressTableTracker: column count = 3, instance = 1.4.192.168.0.42 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.TableTracker: storeResult: SnmpResult@296a5070[base=.1.3.6.1.2.1.4.34.1.5, instance=1.4.192.168.12.140, value=.1.3.6.1.2.1.4.32.1.5.14.1.4.192.168.12.0.24] 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.p.s.IPAddressTableTracker: column count = 3, instance = 1.4.192.168.12.140 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.s.TableTracker: storeResult: SnmpResult@20095529[base=.1.3.6.1.2.1.4.34.1.5, instance=1.4.192.168.74.42, value=.1.3.6.1.2.1.4.32.1.5.15.1.4.192.168.74.0.24] 2017-06-09 19:23:01,474 DEBUG [DefaultUDPTransportMapping_0.0.0.0/0] o.o.n.p.s.IPAddressTableTracker: column count = 3, instance = 1.4.192.168.74.42 2017-06-09 19:23:01,475 INFO [scanExecutor-6] o.o.n.p.s.NodeScan: Aborting Scan of node 1 for the following reason: Aborting node scan : Agent failed while scanning the IP address tables : java.lang.NullPointerException