- When the game is integrated with the Spectrum friends system, your in-game contacts will not be copied to your Spectrum friends list. - Use this transition period to add your in-game contacts to your Spectrum friends list. https://robertsspaceindustries.com/spectrum/community/SC/forum/1/thread/spectrum-3-8-0-release-notes People who have not used Spectrum at least once do not have a Spectrum account, which means some people won't be able to transition over portions of their friends lists. They don't show up in the Add Friends search even if you know their handle.