https://blog.crox.net/ en Serendipity 2.6.0 - http://www.s9y.org/ Mon, 04 May 2026 21:24:34 GMT https://blog.crox.net/templates/2k11/img/s9y_banner_small.png https://blog.crox.net/ 100 21 https://blog.crox.net/archives/131-Fix-VirtualBox-broken-RDP-remote-desktop-connection-from-Linux.html https://blog.crox.net/archives/131-Fix-VirtualBox-broken-RDP-remote-desktop-connection-from-Linux.html#comments https://blog.crox.net/wfwcomment.php?cid=131 0 https://blog.crox.net/rss.php?version=2.0&type=comments&cid=131 nospam@example.com (crox) Symptoms:<pre>[ERROR][com.freerdp.core.nego] - Error: SSL_CERT_NOT_ON_SERVER</pre>or<pre>Protocol(warning): Protocol negotiation failed with reason: no valid authentication certificate on server<br/>Retrying with plain RDP.<br/>Core(error): rcp_recv(), connection closed by peer</pre>or<pre>ERRCONNECT_SECURITY_NEGO_CONNECT_FAILED [0x0002000C]</pre><br /> Solution:<pre>VBoxManage modifyvm "myVM" --vrdeproperty "Security/Method=Negotiate"</pre> Mon, 04 May 2026 20:41:00 +0000 https://blog.crox.net/archives/131-guid.html