Tribe admin name show as 'Unknown' on the tribe chat called 'Chef Pachi'

[Analysislearning]

Current behavior Analys name on the tribe Pachi is Showing as a 'unknown' to Paul and new members. However, after

Expected behavior Paul should see 'Analys' name when sending a message to the tribe

Other observations It looks like after few hours Tribe Admin (Analys), accept the member to join tribe and then send a message it shows the name 'Analys'