Issue description
On multiple occasions, i have observed that mining designations in a specific area are being cleared without my input. This is happening in the location of the iron mine on YSNP (pic in zip file)
relevant discord conversation: https://discord.com/channels/803508556325584926/883590993063051275/1072191938758967437
Expected behavior
designations shouldnt be cleared without intentional user input
Game version
0.4.13 (148)
Attachments
23-02-05_22-45-autosave-paused [after designations cleared].save
Files not imported: 23-02-05_22-45-autosave-paused [after designations cleared].save