diff --git a/jsonLoader.go b/jsonLoader.go
index 9433f3e..842cdf4 100644
--- a/jsonLoader.go
+++ b/jsonLoader.go
@@ -334,6 +334,12 @@ func decodeJsonUsingNumber(r io.Reader) (interface{}, error) {
 	if err != nil {
 		return nil, err
 	}
+	_, isSlice := document.([]interface{})
+	_, isMap := document.(map[string]interface{})
+
+	if !isSlice && !isMap {
+		return nil, fmt.Errorf("Parse Error:Invalid JSON")
+	}
 
 	return document, nil
 
diff --git a/locales.go b/locales.go
index c530952..b087aeb 100644
--- a/locales.go
+++ b/locales.go
@@ -249,7 +249,7 @@ func (l DefaultLocale) ReferenceMustBeCanonical() string {
 }
 
 func (l DefaultLocale) NotAValidType() string {
-	return `{{.type}} is not a valid type -- `
+	return `has a primitive type that is NOT VALID -- given: {{.given}} Expected valid values are:{{.expected}}`
 }
 
 func (l DefaultLocale) Duplicated() string {
diff --git a/schemaType.go b/schemaType.go
index e13a0fb..36b447a 100644
--- a/schemaType.go
+++ b/schemaType.go
@@ -44,7 +44,7 @@ func (t *jsonSchemaType) IsTyped() bool {
 func (t *jsonSchemaType) Add(etype string) error {
 
 	if !isStringInSlice(JSON_TYPES, etype) {
-		return errors.New(formatErrorDescription(Locale.NotAValidType(), ErrorDetails{"type": etype}))
+		return errors.New(formatErrorDescription(Locale.NotAValidType(), ErrorDetails{"given": "/" + etype + "/", "expected": JSON_TYPES}))
 	}
 
 	if t.Contains(etype) {