The Portal from main Island just broke, I don't know what else to say.
I went one day to place end crystals and it was like this
Is all survival world... is there a way to fix it? I don't think so, but what can I do since I can't respawn the dragon anymore
[media]
Place obsidian where the bedrock should be and then place the end crystals. This should respawn the ender dragon and regenerate the missing portal blocks.