# Debugging weird mapgen

**URL:** <https://discourse.cataclysmdda.org/t/debugging-weird-mapgen/27244>\
**Category:** The Garage\
**Created:** [October 29, 2021, 5:44am UTC](https://discourse.cataclysmdda.org/t/debugging-weird-mapgen/27244 "2021-10-29T05:44:16Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![NetSysFire](https://avatars.discourse-cdn.com/v4/letter/n/97f17d/32.png) [@NetSysFire](https://discourse.cataclysmdda.org/u/NetSysFire)\
**Post date:** [October 29, 2021, 5:44am UTC](https://discourse.cataclysmdda.org/t/debugging-weird-mapgen/27244/1 "2021-10-29T05:44:16Z")

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How do you debug mapgen issues, such as bridges starting _in_ the river, roads not connecting properly and more?  
I know there is a seed in `master.gsav`, so do you just open an issue, mention your seed, location and exact version (commit) and hope that this is enough information?