VNC does not set display parameter error resulting in Oracle installation errors

In peacetime remote installation of Oracle use more than the use of VNC Remote Desktop to install, of course, is afraid of installation error, but recently in the installation of a server Oracle, in the installation of the installation script when the error, read the approximate error content is basically said display has not been set, You need to set up to continue installation, when using VNC remote is installed using TIGERVNC (see: http://jim123.blog.51cto.com/4763600/1911577) and before the installation has used Xhost +, Later, the following is the screen of the system variable parameter is not in effect, you can see in the graphical interface terminal in the following display parameters are set correctly:

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If it is empty or is not correct then you need to set the VNC number you are using, after the modification if the configuration correctly use "xhost+" before using the Xdriinfo can see the correct configuration information:

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At this point in the switch to the Oracle user, the same as first confirm that the Oracle user under the display parameters are set correctly, if not, also in the assignment changes in, at this time to execute the installation script can be installed normally

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VNC does not set display parameter error resulting in Oracle installation errors