teamviewer 14 no connection - error reason 2

Port 5938 is open... but error no connection still there (btw : tv13 is working perfectly)

Any fix soon ? 

distro : debian stretch 4.9.0-8-amd64 #1 SMP Debian 4.9.144-3.1 (2019-02-19) x86_64 GNU/Linux: 

log : 

• activating Router carrier
• !CTcpConnectionBase[1]::HandleResolve(): Resolve failed, router7.teamviewer.com:5938, Error: asio.netdb:1
• CProcessCommandHandlerKeepAlive[1]::HandleKeepAliveConnect(): Connect to KeepAliveServer failed
• KeepAliveSessionOutgoing[router9.teamviewer.com]::ConnectFailureHandler(): RemoteSession 1 does not match expected RemoteSession 2
• InterProcessNetwork: Received DisconnectIPC from processID 4471 (ProcessType: 2 in Session **Please do not post TeamViewer IDs**) with reason 2
• ProcessControlBase[2]::ProcessDisconnected: Process pid 4471 in session **Please do not post TeamViewer IDs** disconnected
• NetworkControl::UpdateOnlineState alwaysOnline=0 delayOffline=0 otherProcess=0 restart=0
• CTcpProcessConnector::HandleRead(): Socket gracefully closed (PID=4471)
• TeamViewer is going offline!
• CTcpProcessConnector::CloseConnection(): PID=4471
• InterProcessNetwork::ProcessDisconnected(): ConnectionClosed session=**Please do not post TeamViewer IDs** ptype=2
• IConnection[2]::HandleWrite(): Send failed with Error: 9 Bad file descriptor, bytes_transferred=0
• CTcpProcessConnector::CloseConnection(): Shutdown socket returned error 107: Transport endpoint is not connected
• CTcpConnectionBase[2]::ClearSendQueueWithError(): SendQueue is not empty. Throwing away 1 commands
• TcpCarrierBase[2]::HandleWrite(): Error 9 (Bad file descriptor), count 1
• TVRouterClock Schedule next request in 0 seconds
• KeepAliveSessionOutgoing::ConnectEndedHandler(): KeepAliveConnection with router9.teamviewer.com ended
• ProcessControlBase[2]: Process 4471 in session **Please do not post TeamViewer IDs** has terminated
• SysSessionInfoManager: updating session information for session **Please do not post TeamViewer IDs** from GUI
• SysSession updated: XSession: 1 [SysSession **Please do not post TeamViewer IDs** [type=88 vt=2 tty=/dev/tty2 pseudotty=0 info=1 id=4 user=jerome state=user active=1 reliable=1]]
• OSSessionEventTranslatorLinux::SessionUpdated: old osSessionID: **Please do not post TeamViewer IDs** username: jerome userLoggedIn: 1 locked: 0 primarySession: 1 unusableState: 0 connected: 1
• OSSessionEventTranslatorLinux::SessionUpdated: new osSessionID: **Please do not post TeamViewer IDs** username: jerome userLoggedIn: 1 locked: 0 primarySession: 1 unusableState: 0 connected: 1
• CAcceptServer::HandleAccept: new connection from 127.0.0.1:58946
• ProcessControlBase[2]::ProcessConnected: Unknown process pid 6335 in session **Please do not post TeamViewer IDs** connected
• NetworkControl::UpdateOnlineState alwaysOnline=0 delayOffline=0 otherProcess=1 restart=0
• TeamViewer is going online!
• CKeepAliveClientClient::DoReconnectInternal: doing nothing, state = 0
• CKeepAliveClientClient::StartConnect(): Protocol 2 proxy --
• Activating Router carrier
• HttpRequestImpl::CurlFinished(): curl request failed: Timeout was reached (28), Resolving timed out after 5000 milliseconds
• Port443Connection::RequestFinishedCallback: failed with HTTP status code = 0
• CProcessCommandHandlerKeepAlive[2]::HandleKeepAliveConnect(): Connect to KeepAliveServer failed
• KeepAliveSessionOutgoing[router6.teamviewer.com]::ConnectFailureHandler(): RemoteSession 2 does not match expected RemoteSession 3
• HttpRequestImpl::CurlFinished(): curl request failed: Timeout was reached (28), Resolving timed out after 5001 milliseconds
• CHttpConnectionOutgoing::ResolveDNSName: resolving DNS name failed, status = Failed, HTTP response code = 0, URL = 'http://router6.teamviewer.com/cname.aspx'
• CHttpConnectionOutgoing::HandleResolveDNS: empty address, m_ConnectionState=0
• CProcessCommandHandlerKeepAlive[3]::HandleKeepAliveConnect(): Connect to KeepAliveServer failed
• !KeepAliveSessionOutgoing::ConnectFailureHandler(): KeepAliveConnect to router6.teamviewer.com failed, Errorcode=2