missed an is_json

server.py

@@ -419,7 +419,7 @@ def create(table):
 			columns.append(column)
 			values.append(val)
 	args = request.values
-	if request.is_json:
+	if (request.method == 'POST') and (request.is_json):
 		args = request.get_json()
 	for column, val in args.items():
 		if column == 'ref':