使用ue5.1打包失败了,请问是什么问题

[2023.06.01-09.36.15:761][483]UATHelper: 打包 (Windows): LogCesium: Error: [2023-06-01 17:36:12.457] [error] [TilesetContentManager.cpp:803] An unexpected error occurs when loading tile: Connection failed.

Translated:

Packaging failed with ue5.1, what is the problem?

Can you clarify what you mean? What steps are you taking that lead up to this error message?

Nothing it’s fine I found reason,and fix it.My URL is invalid.Thanks.