diff --git a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/middleware/handlers/consumer/AMQPSalMessageHandler.groovy b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/middleware/handlers/consumer/AMQPSalMessageHandler.groovy
index 0e97353..d5f2c1c 100644
--- a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/middleware/handlers/consumer/AMQPSalMessageHandler.groovy
+++ b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/middleware/handlers/consumer/AMQPSalMessageHandler.groovy
@@ -61,7 +61,7 @@ public class AMQPSalMessageHandler extends Handler {
                 String tempKey = message.replyTo() + message.correlationId()
                 Publisher tempPublisher = new Publisher(tempKey, message.replyTo(), true, true)
 
-                tempPublisher.send(response, null, amqpProperties)
+                tempPublisher.send(response, message.subject(), amqpProperties)
                 context.unregisterPublisher(tempKey)
 
                 return
@@ -74,7 +74,7 @@ public class AMQPSalMessageHandler extends Handler {
 //        Publisher publisher = context.getPublisher(StringUtils.substringAfter(destination,context.base+'.')) as StringPublisher
             Publisher publisher = context.getPublisher(StringUtils.substringAfter(destination, context.base + '.'))
 
-            publisher.send(response, null, amqpProperties)
+            publisher.send(response, message.subject(), amqpProperties)
         } catch (Exception e) {
             log.error('Pre Sent caught exception', e)
         }
diff --git a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/AbstractProcessor.groovy b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/AbstractProcessor.groovy
index 4f048fa..2c05caf 100644
--- a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/AbstractProcessor.groovy
+++ b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/AbstractProcessor.groovy
@@ -69,19 +69,22 @@ abstract class AbstractProcessor implements Processor {
         } catch (HttpClientErrorException e) {
             logger.error("[{} -> {}] Client Exception during gateway request for {}", metaData?.user, method, o, e)
             logger.error('RAW HTTP CLIENT ERROR:\n {}', e.getMessage())
+            String sanitizedError = StringUtils.substringBetween(e.getMessage(),'Message</b>','</p><p><b>Exception') ?: 'Unparsable Http Client Error'
             ret.status = e.getStatusCode().value()
-            ret.body = ["key": "gateway-client-exception-error", "message": StringUtils.substring(e.getMessage(), 0, 50)]
+            ret.body = ["key": "gateway-client-exception-error", "message": StringUtils.substring(sanitizedError, 0, 300)]
         }
         catch (HttpServerErrorException e) {
             logger.error("[{} -> {}] Server Exception during gateway request for {}", metaData?.user, method, o, e)
             logger.error('RAW HTTP SERVER ERROR:\n {}',e.getMessage())
+            String sanitizedError = StringUtils.substringBetween(e.getMessage(),'Message</b>','</p><p><b>Exception') ?: 'Unparsable Http Server Error'
             ret.status = e.getStatusCode().value()
-            ret.body = ["key": "gateway-server-exception-error", "message": StringUtils.substring(e.getMessage(),0,50)]
+            ret.body = ["key": "gateway-server-exception-error", "message": StringUtils.substring(sanitizedError,0,300)]
         } catch (Exception e) {
             logger.error("[{} -> {}] Exception for {}", metaData?.user, method, o, e)
             logger.error('RAW EXCEPTION ERROR:\n {}',e.getMessage())
+            String sanitizedError = StringUtils.substringBetween(e.getMessage(),'Message</b>','</p><p><b>Exception') ?: 'Unparsable Generic Internal Error'
             ret.status = HttpStatus.INTERNAL_SERVER_ERROR.value()
-            ret.body = ["key": "generic-exception-error", "message": 'Generic exception while handling request for user ' + StringUtils.substring(e.getMessage(),0,50)]
+            ret.body = ["key": "generic-exception-error", "message": 'Generic exception while handling request for user ' + StringUtils.substring(sanitizedError,0,300)]
         }
 
         metaData.status = ret.status
diff --git a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/impl/NodeProcessor.groovy b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/impl/NodeProcessor.groovy
index a3cfef7..85fbe0f 100644
--- a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/impl/NodeProcessor.groovy
+++ b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/processors/impl/NodeProcessor.groovy
@@ -123,7 +123,7 @@ class NodeProcessor extends AbstractProcessor{
         HttpHeaders headers = new HttpHeaders()
         headers.add('sessionid',sessionId)
 
-        Object response = nodeRegistrarRepository.deleteById(metaData.jobId as String, headers)
+        Object response = nodeRegistrarRepository.deleteById(metaData.nodeId as String, headers)
 
         return [
                 "status": HttpStatus.OK.value(),
diff --git a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/AbstractSalRepository.groovy b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/AbstractSalRepository.groovy
index 8346ca8..e19cf20 100644
--- a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/AbstractSalRepository.groovy
+++ b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/AbstractSalRepository.groovy
@@ -83,6 +83,10 @@ abstract class AbstractSalRepository{
     //PUT
     protected Object put(String url, String body, HttpHeaders headers) throws HttpStatusCodeException{
 
+        if(!headers.containsKey('Content-Type')) {
+            headers.add('Content-Type', 'application/json')
+        }
+
         RequestEntity<String> entity = new RequestEntity<String>(body, headers, HttpMethod.PUT, new URI(baseUrl+'/'+resource+(url? '/'+url:'')))
 
         return restTemplate.exchange(entity, Object.class).getBody()
@@ -104,7 +108,7 @@ abstract class AbstractSalRepository{
     }
 
     def getById(String id, HttpHeaders headers){
-        return get(id, headers, Map.class)
+        return get(id, headers, Object.class)
     }
 
 
diff --git a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/AbstractNodeRepository.groovy b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/AbstractNodeRepository.groovy
index 9ae1f22..64e1ca0 100644
--- a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/AbstractNodeRepository.groovy
+++ b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/AbstractNodeRepository.groovy
@@ -24,12 +24,8 @@ abstract class AbstractNodeRepository extends AbstractSalRepository implements N
     }
 
     @Override
-    def deleteById(String jobId, HttpHeaders headers){
-        //Payload not clear enough if this work for other type of nodes, if not override this in the derived class
-        if(jobId) {
-           return delete('remove/job/' + jobId, headers)
-        }
+    def deleteById(String edgeId, HttpHeaders headers){
 
-        return delete('remove',headers)
+        return delete(edgeId,headers)
     }
 }
diff --git a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/EdgeNodeRepository.groovy b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/EdgeNodeRepository.groovy
index 77f914b..5aa0a1d 100644
--- a/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/EdgeNodeRepository.groovy
+++ b/exn-middleware-core/src/main/groovy/eu/nebulouscloud/exn/modules/sal/repository/node/EdgeNodeRepository.groovy
@@ -1,5 +1,6 @@
 package eu.nebulouscloud.exn.modules.sal.repository.node
 
+import org.springframework.http.HttpHeaders
 import org.springframework.stereotype.Repository
 
 @Repository
@@ -8,4 +9,9 @@ class EdgeNodeRepository extends AbstractNodeRepository{
     EdgeNodeRepository() {
         super('edge')
     }
+
+    @Override
+    def register(String jobId, String body, HttpHeaders headers){
+        post('register', body, headers)
+    }
 }