[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.962 s
[INFO] Finished at: 2021-06-26T14:22:59Z
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project Misc: Could not resolve dependencies for project net.simpvp.Misc:Misc:jar:4: Failed to collect dependencies at org.kitteh:VanishNoPacket:jar:3.19.1:
Failed to read artifact descriptor for org.kitteh:VanishNoPacket:jar:3.19.1: Could not transfer artifact org.kitteh:VanishNoPacket:pom:3.19.1 from/to kitteh-repo (https://repo.kitteh.org/content/groups/public/): Transfer failed for https://repo.kitteh.org/content/groups/public/org/kitteh/VanishNoPacket/3.19.1/VanishNoPacket-3.19.1.pom: Certificate for <repo.kitteh.org> doesn't match any of the subject alternative names: [bnc.io] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException
The link https://repo.kitteh.org/content/groups/public/org/kitteh/VanishNoPacket/3.19.1/VanishNoPacket-3.19.1.pom gives a 404 error, and their HTTPS is down. Presumably, that is what is causing building to fail.