Hello,I have installed Oracle Linux 7.1 on HP Proliant DL380p Gen8 and After install I configure some disk from HP SAN but I have the necessity to power off and power on the server but after that the graphical environment doesn´t work fine I tray to access by HP iLo but the remote console don´t show anymore the graphical environment just a black screen and the mouse pointer; well I want to know how can fix it? or why the remote console doesn´t work correctly, any help for this issue would be appreciate