* * * * the DISPLAY environment variable not set!
The Oracle Net Configuration Assistant is a GUI tool
Which requires that the DISPLAY specify a location
Where the GUI tools can display.
Set the and export the DISPLAY, then re - run.

CodePudding user response:

Has written, it is necessary to set the DISPLAY variable, but neither configuration tnsnames. Ora or listener. Ora, graphical interface is not necessary, even the two configuration files don't need a configuration,

CodePudding user response:

Don't know whether you before installation set DISPLAY, netca is need to be shown in the graphical interface, or through the desktop into the operating system, or open a Xmanager, local service set on the DISPLAY, this graphical interface will be displayed to the local,

PS: configuration monitoring, can complete by the listener. Ora editing,

How about the DISPLAY Settings can be reference:
"Under the Linux install Oracle RAC and 12 c configuration"

CodePudding user response:

refer to the second floor oracle_awen response:

don't know before you install, if you set the DISPLAY, netca is need to be shown in the graphical interface, or through the desktop into the operating system, or open a Xmanager, local service set on the DISPLAY, this graphical interface will be displayed to the local,

PS: configuration monitoring, can complete by the listener. Ora editing,

How about the DISPLAY Settings can be reference:
"Under the Linux install Oracle RAC 12 c and configuration"

ok, thank you??