TSDN 3.0 to 4.0 upgrade fails: Existing setup NCS 5.5.2.9 with TSDN 3.0 RC upgrade to TSDN 4.0 M6 Upgrade fails. Followed the wiki, and in step 5, start of NCS 5.7.3 , NCS fails with following error message CDB: Upgrade failed: Upgrade transaction failed to validate: illegal reference /cisco-flat-L2vpn-fp:flat-L2vpn{L2NM-3-srpeb-pec-internal}/flat-L2vpn-p2p/local-site/pe</ul>Setup : 172.20.63.189 - cnctest/Ovatest123@
Duplicate of 