javax.ws.rs.ProcessingExc eption: Unable to invoke request

Bonjour, j'utilise le client Resteasy ci-dessous:

Code:

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ResteasyClient client = new ResteasyClientBuilder().defaultProxy("myproxy").build();
			client.register(new BasicAuthentication("username"," password"));
			Response response = client.target(domainName).request().post(Entity.json(attributeList));
			response.getStatus();

J'ai cette erreur :

Citation:

Envoyé par Trace

javax.ws.rs.ProcessingException: Unable to invoke request
org.jboss.resteasy.client.jaxrs.engines.ApacheHttpClient4Engine.invoke(ApacheHttpClient4Engine.java:287)
org.jboss.resteasy.client.jaxrs.internal.ClientInvocation.invoke(ClientInvocation.java:407)
org.jboss.resteasy.client.jaxrs.internal.ClientInvocationBuilder.post(ClientInvocationBuilder.java:195)

voici mon pom :

Code:

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<dependencies>
		<dependency>
			<groupId>javax.ws.rs</groupId>
			<artifactId>javax.ws.rs-api</artifactId>
			<version>2.0.1</version>
		</dependency>
		<!-- core library -->
		<dependency>
			<groupId>org.jboss.resteasy</groupId>
			<artifactId>resteasy-jaxrs</artifactId>
			<version>3.0.17.Final</version>
		</dependency>
		<dependency>
			<groupId>org.jboss.resteasy</groupId>
			<artifactId>resteasy-client</artifactId>
			<version>3.0.9.Final</version>
		</dependency>
<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>2.7.5</version>
		</dependency>
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-annotations</artifactId>
			<version>2.7.5</version>
		</dependency>
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-core</artifactId>
			<version>2.7.5</version>
		</dependency>
 
		<dependency>
			<groupId>org.jboss.resteasy</groupId>
			<artifactId>resteasy-jackson2-provider</artifactId>
			<version>3.0.17.Final</version>
		</dependency>
 
		<dependency>
			<groupId>org.jboss.resteasy</groupId>
			<artifactId>resteasy-jackson-provider</artifactId>
			<version>3.0.17.Final</version>
		</dependency>
	</dependencies>

Est ce que quelqu'un peut m'aider s'il vous plaît?