访问不到，解析后的二维码链接

问题描述：

解析生成的订单二维码的链接 报404错误什么原因啊

相关截图：

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相关代码：

Application.yml
file:
  upload:
    ip: 127.0.0.1

前台生成支付二维码
@Value("${file.upload.ip}")
private String ip;

​public String qrCode(String orderNo) {
    //从请求获取ip
    ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
    HttpServletRequest request = attributes.getRequest();
    String address = ip + ":" + request.getLocalPort(); //地址 = ip+端口号
    //支付的url
    String payUrl = "http://" + address + "/pay?orderNo=" + orderNo;
    try {
        QRCodeGenerator.generatorQRCodeImg(payUrl, 350, 350, Constant.FILE_UPLOAD_DIR + orderNo + ".png");
    } catch (WriterException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    String pngAddress = "http://" + address + "/productImg/" + orderNo + ".png";
    return pngAddress;
}


/**
 * 描述：  配置地址映射
 */
@Configuration
public class ImoocMallWebMvcConfig implements WebMvcConfigurer {
    //将地址对应到所在目录下
    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/productImg/**").addResourceLocations("file:"+ Constant.FILE_UPLOAD_DIR);
        registry.addResourceHandler("swagger-ui.html").addResourceLocations(
                "classpath:/META-INF/resources/"
        );
        registry.addResourceHandler("/webjars/**").addResourceLocations(
                "classpath:/META-INF/resources/webjars/"
        );
    }
}