Ubuntu does not load after login.

[hramos04]

Hi, I installed the latest Ubuntu version on a Desktop emachines t4060.

These are the specifications from the Emachine Website.

CPU: Intel® Pentium® 4 Processor 2GHz (512KB L2 cache & 400MHz FSB)
Operating System: Genuine Microsoft® Windows® XP Home Edition
Chipset: Intel® 845GL chipset
Memory: 256MB DDR (PC2100)
Hard Drive: 60GB HDD
Optical Drive: 40x Max. CD-RW Drive; 16x Max. DVD Drive; 3.5" 1.44MB FDD
Video: Intel® Extreme Graphics 3D (845GL Shared)
Sound: AC '97 Audio
Network: 10/100Mbps built-in Ethernet
Modem: 56K ITU v.92-ready Fax/Modem
Peripherals: Premium Multi-Media Keyboard, Wheel Mouse, Amplified Speakers
Ports/Other: 6 USB 2.0 ports (2 on front), 1 Serial, 1 Parallel, 2 PS/2, Mic-In & Head Phone jack on front, Audio In & Out

I installed an additional 1gb ram memory which worked fine in Windows.

I had some problems during installation. I took a long time to load and it gave this error.

Buffer I/O Error on Device sr0

But after loading the installer everything went fine. HOwever hen i log in, the computers gets stuck there and never finishes loading.

Any suggestions?

IF it helps, this is the only os in the computer.