Swap between the guide and auto choices for choosing your server of alternative. Press Play Dota, then above the Discover Match button choose Area. Make sure that the “Routinely choose the very best area primarily based on my location” choice is chosen.
If you wish to manually choose a server, choose the following nearest choice e.g. if looking out EU West, swap to EU East. The problem could also be associated to that particular server.
Restart your web connection. Swap off your modem on the energy, wait a minute, then swap again on and cargo up Dota 2.
Verify your Steam Library and ensure Dota 2 is updated. Generally, relaunching the sport will obtain any mandatory patches.