diff --git a/IM/REST.py b/IM/REST.py
index 571bc433..91b28f33 100644
--- a/IM/REST.py
+++ b/IM/REST.py
@@ -183,7 +183,7 @@ def get_media_type(header):
             pos = media_type.find(";")
             if pos != -1:
                 media_type = media_type[:pos]
-            if media_type.strip() in ["text/yaml", "text/x-yaml"]:
+            if media_type.strip() in ["text/yaml", "text/x-yaml", "application/yaml"]:
                 res.append("text/yaml")
             else:
                 res.append(media_type.strip())
@@ -555,7 +555,7 @@ def RESTCreateInfrastructure():
         if content_type:
             if "application/json" in content_type:
                 radl_data = parse_radl_json(radl_data)
-            elif "text/yaml" in content_type:
+            elif "text/yaml" in content_type or "text/x-yaml" in content_type or "application/yaml" in content_type:
                 tosca_data = Tosca(radl_data)
                 _, radl_data = tosca_data.to_radl()
             elif "text/plain" in content_type or "*/*" in content_type or "text/*" in content_type:
@@ -773,7 +773,7 @@ def RESTAddResource(infid=None):
         if content_type:
             if "application/json" in content_type:
                 radl_data = parse_radl_json(radl_data)
-            elif "text/yaml" in content_type:
+            elif "text/yaml" in content_type or "text/x-yaml" in content_type or "application/yaml" in content_type:
                 tosca_data = Tosca(radl_data)
                 auth = InfrastructureManager.check_auth_data(auth)
                 sel_inf = InfrastructureManager.get_infrastructure(infid, auth)
@@ -879,7 +879,7 @@ def RESTAlterVM(infid=None, vmid=None):
         if content_type:
             if "application/json" in content_type:
                 radl_data = parse_radl_json(radl_data)
-            elif "text/yaml" in content_type:
+            elif "text/yaml" in content_type or "text/x-yaml" in content_type or "application/yaml" in content_type:
                 tosca_data = Tosca(radl_data)
                 _, radl_data = tosca_data.to_radl()
             elif "text/plain" in content_type or "*/*" in content_type or "text/*" in content_type:
@@ -930,7 +930,7 @@ def RESTReconfigureInfrastructure(infid=None):
             if content_type:
                 if "application/json" in content_type:
                     radl_data = parse_radl_json(radl_data)
-                elif "text/yaml" in content_type:
+                elif "text/yaml" in content_type or "text/x-yaml" in content_type or "application/yaml" in content_type:
                     tosca_data = Tosca(radl_data)
                     _, radl_data = tosca_data.to_radl()
                 elif "text/plain" in content_type or "*/*" in content_type or "text/*" in content_type:
diff --git a/IM/__init__.py b/IM/__init__.py
index b48032dc..2af9b5fa 100644
--- a/IM/__init__.py
+++ b/IM/__init__.py
@@ -19,7 +19,7 @@
            'InfrastructureInfo', 'InfrastructureManager', 'recipe', 'request', 'REST', 'retry',
            'ServiceRequests', 'SSH', 'SSHRetry', 'timedcall', 'UnixHTTPAdapter',
            'VirtualMachine', 'VMRC', 'xmlobject']
-__version__ = '1.16.0'
+__version__ = '1.17.0'
 __author__ = 'Miguel Caballer'
 
 
diff --git a/IM/connectors/Kubernetes.py b/IM/connectors/Kubernetes.py
index 31805f52..c0f31dff 100644
--- a/IM/connectors/Kubernetes.py
+++ b/IM/connectors/Kubernetes.py
@@ -512,7 +512,7 @@ def launch(self, inf, radl, requested_radl, num_vm, auth_data):
             if resp.status_code != 200:
                 self.log_debug("Creating Namespace: %s" % namespace)
                 namespace_data = {'apiVersion': 'v1', 'kind': 'Namespace',
-                                  'metadata': {'name': namespace}}
+                                  'metadata': {'name': namespace, 'labels': {'inf_id': inf.id}}}
                 resp = self.create_request('POST', uri, auth_data, headers, namespace_data)
 
                 if resp.status_code != 201:
@@ -701,12 +701,22 @@ def _delete_namespace(self, vm, auth_data):
         namespace = self._get_namespace(vm.inf)
         self.log_debug("Deleting Namespace: %s" % namespace)
         uri = "/api/v1/namespaces/%s" % namespace
-        resp = self.create_request('DELETE', uri, auth_data)
+
+        resp = self.create_request('GET', uri, auth_data)
         if resp.status_code == 404:
-            self.log_warn("Trying to remove a non existing Namespace id: " + vm.inf.id)
-        elif resp.status_code != 200:
-            return (False, "Error deleting the Namespace: " + resp.text)
-        return True, ""
+            self.log_warn("Trying to remove a non existing Namespace: " + namespace)
+        elif resp.status_code == 200:
+            output = resp.json()
+            if output["metadata"].get("labels", {}).get("inf_id") == vm.inf.id:
+                resp = self.create_request('DELETE', uri, auth_data)
+                if resp.status_code != 200:
+                    return (False, "Error deleting the Namespace: " + resp.text)
+                return True, ""
+            else:
+                self.log_info("Namespace %s was not created by the IM. Do not delete it." % namespace)
+                return True, ""
+        else:
+            return (False, "Error getting the Namespace: " + resp.text)
 
     def _delete_service(self, vm, auth_data):
         try:
diff --git a/changelog b/changelog
index ebe2a2ec..4dfc2e07 100644
--- a/changelog
+++ b/changelog
@@ -759,3 +759,9 @@ IM 1.16.0:
     * Fix concurrency error in Lambda conn.
     * Fix error in disk info in VMs in OpenStack when root disk is resized.
     * Improve K8s conector.
+
+IM 1.17.0:
+    * Fix error installing collections.
+    * Enable to configure an OIDC group to access the IM.
+    * Fix error with ansible versions 2.15 and higher.
+    * Add resource estimation function.
\ No newline at end of file
diff --git a/codemeta.json b/codemeta.json
index 70e855ac..95e68e64 100644
--- a/codemeta.json
+++ b/codemeta.json
@@ -6,7 +6,7 @@
     "@type": "SoftwareSourceCode",
     "identifier": "im",
     "name": "Infrastructure Manager",
-    "version": "1.16.0",
+    "version": "1.17.0",
     "description": "IM is a tool that deploys complex and customized virtual infrastructures on IaaS Cloud deployments",
     "license": "GNU General Public License v3.0",
     "author": [
diff --git a/docker-devel/Dockerfile b/docker-devel/Dockerfile
index 3c0a7dea..69818681 100644
--- a/docker-devel/Dockerfile
+++ b/docker-devel/Dockerfile
@@ -2,7 +2,7 @@
 FROM ubuntu:22.04
 ARG BRANCH=devel
 LABEL maintainer="Miguel Caballer <micafer1@upv.es>"
-LABEL version="1.16.0"
+LABEL version="1.17.0"
 LABEL description="Container image to run the IM service. (http://www.grycap.upv.es/im)"
 EXPOSE 8899 8800
 
diff --git a/docker-py3/Dockerfile b/docker-py3/Dockerfile
index 37eba3f2..8448cccb 100644
--- a/docker-py3/Dockerfile
+++ b/docker-py3/Dockerfile
@@ -1,7 +1,7 @@
 # Dockerfile to create a container with the IM service
 FROM ubuntu:22.04
 LABEL maintainer="Miguel Caballer <micafer1@upv.es>"
-LABEL version="1.16.0"
+LABEL version="1.17.0"
 LABEL description="Container image to run the IM service. (http://www.grycap.upv.es/im)"
 EXPOSE 8899 8800
 
@@ -13,7 +13,7 @@ RUN apt-get update && apt-get install --no-install-recommends -y python3 python3
 RUN apt-get update && apt-get install --no-install-recommends -y python3-setuptools python3-pip git && \
      pip3 install msrest msrestazure azure-common azure-mgmt-storage azure-mgmt-compute azure-mgmt-network azure-mgmt-resource azure-mgmt-dns azure-identity==1.8.0 && \
      pip3 install pyOpenSSL cheroot xmltodict pymongo ansible==6.7.0&& \
-     pip3 install urllib3==1.26.18 IM==1.16.0 && \
+     pip3 install urllib3==1.26.18 IM==1.17.0 && \
      apt-get purge -y python3-pip git && \
      apt-get autoremove -y && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && rm -rf ~/.cache/
 
diff --git a/docker-py3/Dockerfile.alp b/docker-py3/Dockerfile.alp
index d2155f01..e21363c7 100644
--- a/docker-py3/Dockerfile.alp
+++ b/docker-py3/Dockerfile.alp
@@ -1,7 +1,7 @@
 # Dockerfile to create a container with the IM service
 FROM alpine:3.16
 LABEL maintainer="Miguel Caballer <micafer1@upv.es>"
-LABEL version="1.16.0"
+LABEL version="1.17.0"
 LABEL description="Container image to run the IM service. (http://www.grycap.upv.es/im)"
 EXPOSE 8899 8800
 
@@ -34,7 +34,7 @@ RUN pip3 install pyOpenSSL \
 RUN pip3 install ansible==6.4.0
 
 RUN apk add --no-cache git &&\
-    pip3 install IM==1.16.0 &&\
+    pip3 install IM==1.17.0 &&\
     apk del git
 
 # Copy a ansible.cfg with correct minimum values
diff --git a/test/unit/connectors/Kubernetes.py b/test/unit/connectors/Kubernetes.py
index a50d018a..c25525c4 100755
--- a/test/unit/connectors/Kubernetes.py
+++ b/test/unit/connectors/Kubernetes.py
@@ -89,6 +89,8 @@ def get_response(self, method, url, verify, headers, data):
                              '{"configMap": {"name": "configmap"}}, {"secret": {"secretName": "secret"}}]}}')
             if url == "/api/v1/namespaces/somenamespace":
                 resp.status_code = 200
+                resp.json.return_value = {'apiVersion': 'v1', 'kind': 'Namespace',
+                                          'metadata': {'name': 'somenamespace', 'labels': {'inf_id': 'infid'}}}
         elif method == "POST":
             if url.endswith("/pods"):
                 resp.status_code = 201
@@ -427,6 +429,9 @@ def test_60_finalize(self, requests):
                          ('DELETE',
                           'http://server.com:8080/apis/networking.k8s.io/v1/namespaces/somenamespace/ingresses/1'))
         self.assertEqual(requests.call_args_list[7][0],
+                         ('GET',
+                          'http://server.com:8080/api/v1/namespaces/somenamespace'))
+        self.assertEqual(requests.call_args_list[8][0],
                          ('DELETE',
                           'http://server.com:8080/api/v1/namespaces/somenamespace'))
         self.assertTrue(success, msg="ERROR: finalizing VM info.")