title: kafka schema.registry.url was supplied but isn't a known config
body: <p>Trying to publish the json message on topic using schema registry but getting below error. followingspring boot approach  <br/>..</p>
  <p>The configuration 'schema.registry.url' was supplied but isn't a known config <br/></p>
  <p>application yml fle <br/></p>
  <pre><code>server:
    port: 9080
  spring:
    kafka:
      properties:
        bootstrap.servers: server1:8080 
        schema.registry.url: https://bctdsdg:8081/
      producer:
        key-serializer: org.apache.kafka.common.serialization.StringSerializer 
        value-serializer: JsonSerializer.class        
      ssl:
        keystore-location: classpath:cert.jks
        keystore-password: pwd
        key-password: pwd
        truststore-location: classpath:dev_cacerts.jks
        truststore-password: pwd
  </code></pre>
  <p>kafka  configuation <br/></p>
  <pre><code>@Configuration
  @EnableKafka
  public class KafkaConfig {
      
      @Autowired
      private KafkaProperties kafkaProperties;
      
      @Bean
        public Map&lt;String, Object&gt; producerConfigs() {
          Map&lt;String, Object&gt; props = new HashMap&lt;&gt;();
          props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, kafkaProperties.getBootstrapServers());
          props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, &quot;org.apache.kafka.common.serialization.StringSerializer&quot;);
          props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, com.schemaregjson.serdes.JsonSerializer.class);
          props.put(&quot;schema.registry.url&quot;, &quot;https://bctdsdg:8081/&quot;);
          props.putAll(kafkaProperties.getSsl().buildProperties());
          props.putAll(kafkaProperties.getProperties());
          return props;
        }
      
       @Bean
          public ProducerFactory&lt;String, User&gt; producerFactory() {
              return new DefaultKafkaProducerFactory&lt;&gt;(producerConfigs());
          }
      
      @Bean
      public KafkaTemplate&lt;String, User&gt; kafkaTemplate() {
          return new KafkaTemplate&lt;&gt;(producerFactory());
      }
      
  }
  </code></pre>
  <p>---------------------------------------------- <br/></p>
  <pre><code>@SpringBootApplication
  public class SchemaregjsonApplication implements CommandLineRunner {
  
      public static void main(String[] args) {
          SpringApplication.run(SchemaregjsonApplication.class, args);
      }
      
      @Autowired
      private JsonProducer jsonproducer;
      User user = new User().withAge(34).withFirstname(&quot;Don&quot;).withLastname(&quot;Joe&quot;);
      @Override
      public void run(String... args) throws Exception {
          jsonproducer.send(user);
      }
  }
  </code></pre>