Notice: Undefined variable: i in Drupal\eat\Eat::matchupEntitiesToSet()

This patch will resolve the notice

There are lot of other issues occuring in the module that is very similar to the issue above. All issues are occuring due to mishandling of the array functions like array_merge and array_diff(). While exploring the module, I found one more issue, and the screenshot of it is attached below. The patch attached fixes the known issue in D9 with the module version 3.0.0

chetan 11 → made their first commit to this issue’s fork.

HI @laaabaseball
I have fixed the above issue & batch update is working for me & i raised the MR for the above issue.
Attaching the snapshot as well.

@folks, yes after batch update i got the error message which you can see in the screenshot.
screenshot link: https://prnt.sc/Pqmtw24QsZ2R
after implementing the changes as per MR! by @chetan, the issue has fixed. Can be merged. Thank You
Marking this ticket as RTBC!!