app/controllers/spree/api/base_controller.rb in solidus_api-1.4.2 vs app/controllers/spree/api/base_controller.rb in solidus_api-2.0.0.beta1

@@ -71,12 +71,11 @@
         Rails.logger.error exception.message
         Rails.logger.error exception.backtrace.join("\n")
 
         error_notifier.call(exception, self) if error_notifier
 
-        render text: { exception: exception.message }.to_json,
-          status: 422
+        render json: { exception: exception.message }, status: 422
       end
 
       def gateway_error(exception)
         @order.errors.add(:base, exception.message)
         invalid_resource!(@order)
@@ -147,10 +146,10 @@
       end
 
       def lock_order
         OrderMutex.with_lock!(@order) { yield }
       rescue Spree::OrderMutex::LockFailed => e
-        render text: e.message, status: 409
+        render plain: e.message, status: 409
       end
 
       def insufficient_stock_error(exception)
         logger.error "insufficient_stock_error #{exception.inspect}"
         render(