[I can't collect my resources]

Thank you for your responses.

I tried it, but there was no improvement. I tried to pick it up manually. And still, it said there is no source.

Maybe it's a bug. But idk.

On my screenshoot, there is one source.

But i still cannot take it

[I can't collect my resources]

 Why i can't collect my resource. Eventhough it already on my land  Capture land over and over. But that's all. I don't know what to do. Please respond, cause i think this is can be a good game