This is because you were using a mirror not know to update-manager. It is possible to use third party mirrors if you set an enivornmental variable.
if (self.config.getWithDefault("Sources","AllowThirdParty",False) or "RELEASE_UPRADER_ALLOW_THIRD_PARTY" in os.environ): logging.warning("mirror check skipped, *overriden* via config") mirror_check=False
However, as you've switched mirrors I am marking this as invalid.
This is because you were using a mirror not know to update-manager. It is possible to use third party mirrors if you set an enivornmental variable. getWithDefault( "Sources" ,"AllowThirdPar ty",False) or
"RELEASE_ UPRADER_ ALLOW_THIRD_ PARTY" in os.environ):
logging. warning( "mirror check skipped, *overriden* via config")
mirror_ check=False
if (self.config.
However, as you've switched mirrors I am marking this as invalid.