Build: Alpha 12.3.3 Mode: Survival Mode: Dedicated Server SERVER NAME: Private SEED-ID: - If applicable: MODIFIED PLAYFIELDS: Yes Reproducibility: Always Severity: Major Type: Instances Summary: Space/Orbit instances create errors in system map Description: Instances with any Orbit/Space Types will crash the system map if an instance has been opened. This is occuring when the system map is being opened from another system (duble clixk on Sun of the instance system). Intanced planets work fine and all the instances opened will show up in system map (planet / moon list). Steps to Reproduce: Always if an instance has been created ( # number in the name) of an instance Screenshots, Crash Logs, any other Relevant Information or Download links: While opening the system map from another system the following error message will occur: Network packet content exception! (idx=0 t='' n=1) System.ArgumentException: An Item with the same key has already been added. Key: (500, 0, 0) In this case the ID is the sector location of the Orbit/Space system and this is happening also with different coordinated where just the Orbit/Space playfield is being located (also with and without a planet in it).