Fix two errors that stop the branch installing on phpBB 4 - #460

Fix two errors that stop the branch installing on phpBB 4#460

ECYaz wants to merge 2 commits into

phpbb:oberonphpbb/customisation-db:oberonfrom

ECYaz:oberon-install-fixesECYaz/customisation-db:oberon-install-fixesCopy head branch name to clipboard