Fixing the "Initializing Exclusive" hang in 7 Days to Die usually involves clearing a corrupted world cache or fixing a network handshake error.
A missing or corrupted DLL can cause the initialization to stall. 7 days to die server stuck initializing exclusive
Toggle EAC: Many players have resolved persistent hangs by launching the game with Easy Anti-Cheat (EAC) disabled (the 3rd option in the Steam launch menu). Both the host and the joining player must have matching EAC settings. Fixing the "Initializing Exclusive" hang in 7 Days
Never use kill -9 or Task Manager to stop the server. Use the console command: Use Process Explorer/Handle to find locks
Improper permissions will block exclusive locking.
Toggle VPN: If you are using a VPN, turn it off. The encryption overhead often breaks the "Exclusive" handshake.
Temp, Deleted, NetPackageCache-cleanup launch flag