Civilization VI Worldbuilder Tutorial: "September" Update + Q&A 3 Feb 2020 —
If you're still experiencing issues with the Civ 6 World Builder map not working, here are some potential workarounds: civ 6 world builder map not working
:
The World Builder allows you to manually place starting locations for each major civilization. If you did not place these, the game attempts to auto-generate them. However, a common bug is that the auto-generator fails, leaving a map with no valid spawn points. civ 6 world builder map not working
If none of the above steps resolve the issue, try resetting the World Builder settings to their default values. To do this, follow these steps: civ 6 world builder map not working
: Load map in single-player → if game says “no valid start position” → re-add them.