"It seems the Conceil server is not synced with the Tezos network. Please delay further actions." On Mac App

[bejohen]

Hi, i have an issue happened just now. But the weird thing is galleon app showing my balance.

[tarator]

I get the same message right now (Electron App on Ubuntu). What does that mean. Is this only a temporary message, or does it stay? What does it mean?