Steps to Reproduce
Get any pack from McPEDL's website
Import it
Create a new world with that pack active
Save and quit the world
Go to view world settings, marked with the pencil icon
Go to the resource/behavior packs
Exit out of that and the edit world interface
Expected Result(s):
The message "Saving resource packs" shouldn't show up
Observed Result(s):
The message "Saving resource packs" still shows up
Comments 2
Cleaning up old tickets: This ticket had been set to 'Awaiting Response', but has not received a response from the reporter (~3 months+) so is being closed as Incomplete. If you feel this is still a valid issue then please comment, or create a new ticket following the Issue Guidelines which includes steps to reproduce the problem.
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Your summary says "even if I don't have any that are added to my existing world", but your reproduction steps include adding the pack to the world. Please clarify what you mean.