CSPF/3/IGP_RID_INFONULL: Received an invalid router ID from IGP.
The invalid router ID was received from the IGP protocol.
None.
Invalid Router ID from IGP.
If IGP is OSPF use display ospf lsdb opaque-link and display ospf lsdb opaque-area command.
If IGP is ISIS use display isis traffic-eng link and display isis traffic-eng network command.