Ralph Vickers

[box2.zip](https://github.com/odamex/odamex/files/11593175/box2.zip) Hobomaster created the attached debug map

More demonstrative items. Odamex: https://github.com/odamex/odamex/assets/22926877/ea57b3ef-f1f2-4776-b605-c6076147d0ff https://github.com/odamex/odamex/assets/22926877/e5487ceb-6947-4259-a5ba-f7b74225f11e

Do you know if this occurs online as well?

Would you happen to have a good map, or a test map, that we can use to look at this?

[odabug917test.zip](https://github.com/user-attachments/files/16487405/odabug917test.zip) Attached is a test map I created to recreate what is described in this bug. I am not seeing this phenomenon occur, so I will mark it as won't...

Got it. Made a new test wad to demonstrate: [odabug917test2.zip](https://github.com/user-attachments/files/16488473/odabug917test2.zip)

Fixed in current `stable` builds. Resolved for next release.

> Ran into this on Pina Colada map07 as well, seems to be fairly prone to the issue on 10.4. On map restart multiple players were experiencing invisible monsters across...

Should be fixed by #935. Need to test and confirm.

This is caused by a `STBAR` lump that does not conform to the expected dimensions for a Doom wad. This must be a situation where DSDA supports an ultrawide status...