InvalidConfigurationValue
Example
{
	"code": "InvalidConfigurationValue",
	"target": "Unknown",
	"details": [
		{
			"code": "InvalidConfigurationValue",
			"number": 163,
			"message": "The configuration value you provided was not the correct type.",
			"description": "The value '-2-' for the setting -0-.-1- is invalid.  The value must be of type -3-.",
			"faultCode": "Client",
			"helpLink": "http://developer.avalara.com/avatax/errors/InvalidConfigurationValue",
			"severity": "Error"
		}
	]
}
Explanation

This indicates that the configuration value you specified is not the correct type. Avalara defined configuration values have a specified data type - for example, numeric, string, or boolean.