My first fresh download failed to 'bundle install'. - problem with webpacker.git branch: "fix-webpack-dev-server-v4"

Fetching https://github.com/excid3/webpacker.git
fatal: Konnte Objekt 'd06d2955c4736d35751a9197c10a917bb479ef07' nicht parsen.
Git error: command `git reset --hard d06d2955c4736d35751a9197c10a917bb479ef07` in directory /Users/gullrich/.rbenv/versions/2.7.0/lib/ruby/gems/2.7.0/bundler/gems/webpacker-d06d2955c473 has failed.
Revision d06d2955c4736d35751a9197c10a917bb479ef07 does not exist in the repository https://github.com/excid3/webpacker.git. Maybe you misspelled it?
If this error persists you could try removing the cache directory '/Users/gullrich/.rbenv/versions/2.7.0/lib/ruby/gems/2.7.0/cache/bundler/git/webpacker-3589b4ac23952363115e6805b9ab49067c88de4a'

my ruby version is 2.7.2
Is that specific branch needed for operation with jumpstart?

halo, Dr. Gernot,
I think that's because Chris Oliver pull request have merged
https://github.com/rails/webpacker/pull/2783

I use gem "webpacker", github: "rails/webpacker" and run

Thx Bung, that's what I did already.  I was just wondering if that might break some stuff I'm not using yet.

Sorry, that was a temporary branch. We're using Webpacker from master for now until they make a new release so we can use TailwindCSS 2.0 with Postcss 8. 👍