[2021] Item duplicate - How to remove it?

Please see this thread: https://steamcommunity.com/app/251570/discussions/1/3196989600459543598/

Edit: On rereading the post, The above is still somewhat applicable- Just turn off creative mode whenever you aren't using it.

!. The Support section is over here --> Support & Bug Reports
2. Once you arrive, you read the Pinned threads.
3. You notice that one of the Pinned threads may apply to your specific case.....
A20 Unlimited Blocks - Not a Bug!
4. You open the thread.
5. You read the thread.
6. You profit.

Because that would literally take less time that it took for you to post this thread in the wrong section.