Within the configuration file is a commented out section as shown below:
<entityFramework>
<defaultConnectionFactory type="System.Data.Entity.Infrastructure.SqlConnectionFactory, EntityFramework" />
<providers>
<provider invariantName="System.Data.SqlClient" type="System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer" />
<provider invariantName="System.Data.SQLite.EF6" type="System.Data.SQLite.EF6.SQLiteProviderServices, System.Data.SQLite.EF6" />
<provider invariantName="MySql.Data.MySqlClient" type="MySql.Data.MySqlClient.MySqlProviderServices, MySql.Data.Entity.EF6" />
</providers>
<!--<interceptors>
<interceptor type="System.Data.Entity.Infrastructure.Interception.DatabaseLogger, EntityFramework">
<parameters>
<parameter value="C:\Users\Public\Documents\VisitorExchange\VisitorExchange.log"/>
</parameters>
</interceptor>
</interceptors>-->
</entityFramework>
Uncommenting this section will cause all database queries to be logged to the specified file. CardExchange® Visitor produces a lot of SQL queries so database logging is disabled by default, but if there are any issues you can enable logging to help identify the problem.