Error when database and service mismatch in type-table not clear

[ghost]

After the service is installed some column in a table is changed, doing an update throw an error that can be improved check error message at #15

[josecollazzi]

This error happens when "Enable Smart Save of data (Service must support this feature)" it should be a more descriptive error without the class that it doesn't help to the end user.
Also to display the query when there is a problem and the debug mode is active can help.