重建时出现 "undefined method `deprecated?' for nil:NilClass"

I’ve updated now to 16.04.7 LTS and am now getting what appears to be a different error. I’ve tried running ./launcher rebuild app a few times. Any suggestions? Now combing through the log…

Pups::ExecError: cd /var/www/discourse && git fetch --depth 1 origin tests-passed failed with return #<Process::Status: pid 140 exit 128>
Location of failure: /usr/local/lib/ruby/gems/3.1.0/gems/pups-1.1.1/lib/pups/exec_command.rb:117:in `spawn'
exec failed with the params {"cd"=>"$home", "hook"=>"code", "cmd"=>["git reset --hard", "git clean -f", "git remote set-branches --add origin main", "git remote set-branches origin $version", "git fetch --depth 1 origin $version", "git checkout $version", "mkdir -p tmp", "chown discourse:www-data tmp", "mkdir -p tmp/pids", "mkdir -p tmp/sockets", "touch tmp/.gitkeep", "mkdir -p                    /shared/log/rails", "bash -c \"touch -a           /shared/log/rails/{production,production_errors,unicorn.stdout,unicorn.stderr,sidekiq}.log\"", "bash -c \"ln    -s           /shared/log/rails/{production,production_errors,unicorn.stdout,unicorn.stderr,sidekiq}.log $home/log\"", "bash -c \"mkdir -p           /shared/{uploads,backups}\"", "bash -c \"ln    -s           /shared/{uploads,backups} $home/public\"", "bash -c \"mkdir -p           /shared/tmp/{backups,restores}\"", "bash -c \"ln    -s           /shared/tmp/{backups,restores} $home/tmp\"", "chown -R discourse:www-data /shared/log/rails /shared/uploads /shared/backups /shared/tmp", "[ ! -d public/plugins ] || find public/plugins/ -maxdepth 1 -xtype l -delete"]}
bootstrap failed with exit code 128
** FAILED TO BOOTSTRAP ** please scroll up and look for earlier error messages, there may be more than one.
./discourse-doctor may help diagnose the problem.
7dd6293725af53fa4ac153d55183fb71c5ef5264b74d8d2267a653225a439127