Looks like this was through the Android app - if you experience this issue again you can follow the instructions for submitting log files to the developers here: https://forum.inaturalist.org/t/about-the-bug-reports-category-please-read-before-posting/60 That will help with troubleshooting.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Media missing from my observation | 4 | 393 | December 13, 2021 | |
| Lots of observations that seem to have lost their photos | 11 | 811 | August 30, 2021 | |
| Pictures now missing from observations | 3 | 408 | November 26, 2020 | |
| Photos disappeared from Research Grade observation | 18 | 1212 | July 25, 2020 | |
| Disappearing photos | 11 | 2392 | June 30, 2020 |