各位大侠好！
我在VBox中
安装了fedora 13, qt 版本是Qt
SDK for Open Source
C++ development on Linux_X11 32，成功安装后，修改了/etc/profile,保存好后，执行： source /etc/profile ;输入designer，显示下面的信息：
QGtkStyle was unable to detect the current GTK+ theme.
Qt: Session management error: None of the authentication protocols specified are supported
GConf 错误：联系配置服务器
失败；某些可能原因是需要为 ORBit 启用 TCP/IP 联网，或者由于系统崩溃，您的 NFS 锁定已失效。请访问
http://projects.gnome.org/gconf/ 了解详细信息。(详细信息 - 1: 获取到会话的连接失败：Did
not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.)
** (<unknown>:18075): WARNING **: gst_gconf_get_string: error: 联系配置服务器失败；某些可能原因是需要为 ORBit 启用 TCP/IP 联网，或者由于系统崩溃，您的 NFS 锁定已失效。请访问
http://projects.gnome.org/gconf/ 了解详细信息。(详细信息 - 1: 获取到会话的连接失败：Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.)
GConf 错误：联系配置服务器失败；某些可能原因是需要为 ORBit 启用 TCP/IP 联网，或者由于系统崩溃，您的 NFS 锁定已失效。请访问
http://projects.gnome.org/gconf/ 了解详细信息。(详细信息 - 1: 获取到会话的连接失败：Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.)
** (<unknown>:18075): WARNING **: gst_gconf_get_string: error: 联系配置服务器失败；某些可能原因是需要为 ORBit 启用 TCP/IP 联网，或者由于系统崩溃，您的 NFS 锁定已失效。请访问
http://projects.gnome.org/gconf/ 了解详细信息。(详细信息 - 1: 获取到会话的连接失败：Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.)
在网上搜索未果，求哪位大侠解救！不胜感激！
