There is no difference in the installer for Xeams Community and Enterprise Edition. It will run as if you have purchased the Enterprise Edition for the first 30 days. It will then get converted to Community Edition unless a license is purchased.
Karl,
Looks like something went wrong during update. What files do you see in C:\Xeams\patches folder. If you see either Xeams.jar or webfront.zip, what are their sizes?
In any case, try the following steps to fix the problem: