Installing PHP

[Instant]

I have Kubuntu 7
I am following the install instructions in
Ubuntu:Feisty -

but I got this... is it normal?

user@adminPC:~$ kdesu kate /var/www/testphp.php
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
DCOPClient::attachInternal. Attach failed Could not open network socket
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
kbuildsycoca running...
Reusing existing ksycoca
kio (KSycoca): ERROR: No database available!
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 167
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
user@adminPC:~$