Have you looked through the event logs? Inquire with your host about this, and also try installing using softaculous.
What would i be checking for in the log files, and try installing what using softaculous exactly? If you are referring to the website. It's hosted by Open Host 247, I'm waiting to see what they have to say.
Hmm sounds like a php issue, have you checked the log files? Ask your host to check, try installing using softaculous too.
Also on my account Usage Statistics
Disk Usage 10
1489 M / 15000 M
Bandwidth Usage 0
4811.42 M / Unlimited M
So space shouldn't be the issue.