diff --git a/src/main/java/org/gcube/common/clients/stubs/jaxws/proxies/MethodRetriever.java b/src/main/java/org/gcube/common/clients/stubs/jaxws/proxies/MethodRetriever.java
index 765cd97..716e6fb 100644
--- a/src/main/java/org/gcube/common/clients/stubs/jaxws/proxies/MethodRetriever.java
+++ b/src/main/java/org/gcube/common/clients/stubs/jaxws/proxies/MethodRetriever.java
@@ -24,10 +24,10 @@ public class MethodRetriever<T> implements InvocationHandler{
 		try{
 			return method.invoke(service, args);
 		}catch(IllegalAccessException | IllegalArgumentException proxyEx){
-			log.error("error invoking method "+method.getName()+" in service "+service.getClass().getCanonicalName()+" using proxy ",proxyEx);
+			log.error("error invoking method "+method.getName()+" in service "+service.getClass().getCanonicalName()+" using proxy ");
 			throw new RuntimeException(proxyEx);
 		}catch(InvocationTargetException ite){
-			log.error("error invoking method "+method.getName()+" in service "+service.getClass().getCanonicalName()+" using proxy ",ite);
+			log.error("exception invoking method "+method.getName()+" in service "+service.getClass().getCanonicalName()+" using proxy ");
 			throw ite.getCause();
 		}finally{
 			CalledMethodProvider.instance.reset();