When a player has poor ping, the blocks they placed can disappear. It's incredibly annoying, and you might even fall off when building. It also makes it difficult to quickly switch slots. That is, when you place a block and quickly change the slot in the hotbar, it changes back to the first slot.
Hi!
Thank you for your report!
However, this issue is Invalid.
You are experiencing an unspecific lag.
This is a technical support issue; this site is for bug reports only. We do not have the resources to provide you with technical support.
Please contact https://help.minecraft.net/hc/en-us for assistance and refer to this ticket by providing a link.
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