Resolving ORA-12506: TNS:listener rejected connection based on service ACL filtering
Nov 7, 2024 · 2 min read · I encountered this error when I moved the ADB to a Private End Point and tried to connect to it on a Compute Instance which was on a VCN that had access to the ADB. Weird huh? If its contactable and on a Private End Point then why is it being blocked...
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