If you hold down the E button to repeatedly open and close your inventory while jumping in creative mode, the jump button being held will register as several jumps in quick succession and will cause flight to be activated.
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Comments 2
Hi!
Thank you for your report!
We're already tracking this issue at MC-147790 , so I will resolve and link this ticket as a Duplicate.
I suggest also to browse through the main issue for potential fixes.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
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Duplicate of MC-147790