I have the same problem. I am trying to debug the project in Visual Studio environment and I run into the same error
DotNetNuke Upgrade Error
The Assembly Version ( [ASSEMBLYVERSION] ) does not match the Database Version ( [DATABASEVERSION] )
ERROR: Could not connect to database.
Login failed for user 'xyz'
Any help is appreciated. I used the installer to install the 4.3.5 version. I am with this problem for past two days! Thank you
RSB
My connection strings as follows: I have used Windows security just for testing purposes.
<connectionStrings>
<!-- Connection String for SQL Server 2005 Express
<add name="SiteSqlServer" connectionString="Server=(local);Database=DotNetNuke3;Trusted_Connection=True;" providerName="System.Data.SqlClient" /> -->
<!-- Connection String for SQL Server 2000/2005 -->
<add name="SiteSqlServer" connectionString="Server=(local);Database=DotNetNuke3;Trusted_Connection=True;" providerName="System.Data.SqlClient"/>
</connectionStrings>
<appSettings>
<!-- Connection String for SQL Server 2005 Express - kept for backwards compatability - legacy modules
<add key="SiteSqlServer" value="Server=(local);Database=DotNetNuke3;Trusted_Connection=True;" />-->
<!-- Connection String for SQL Server 2000/2005 - kept for backwards compatability - legacy modules -->
<add key="SiteSqlServer" value="Server=(local);Database=DotNetNuke3;Trusted_Connection=True;"/>
<add key="InstallTemplate" value="DotNetNuke.install.config"/>