Error Installing nopCommerce on Aruba server

when i upload all files in aruba server and i go into my website to install nopcommerce oi get this error:

We're sorry, an internal error occurred that prevents the request to complete.

Our supporting staff has been notified with this error and will address this issue shortly. We profusely apologize for the inconvenience and for any damage this may cause. You might want to try the same action at later time.

someone can help me??

To find out what went wrong you need to turn off the custom errors mode.
1. Open web.config file
2. Find out the following line <customErrors defaultRedirect="errorpage.htm" mode="RemoteOnly">
3. Replace it with <customErrors defaultRedirect="errorpage.htm" mode="Off">

i have another problem on aruba: installing nopcommerce 1.9 after create connectionstring give me this error:

Invalid object name 'dbo.Nop_Setting'.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Data.SqlClient.SqlException: Invalid object name 'dbo.Nop_Setting'.


i tryed to remove connectionsting but the problem return??

how can be?