diff --git a/lib/ansible/modules/packaging/os/dnf.py b/lib/ansible/modules/packaging/os/dnf.py
index feba39344f4..cc8e7cdff2e 100644
--- a/lib/ansible/modules/packaging/os/dnf.py
+++ b/lib/ansible/modules/packaging/os/dnf.py
@@ -168,6 +168,7 @@ except ImportError:
     HAS_DNF = False
 
 from ansible.module_utils.basic import AnsibleModule
+from ansible.module_utils._text import to_native
 from ansible.module_utils.six import PY2
 from distutils.version import LooseVersion
 
@@ -349,7 +350,7 @@ def ensure(module, base, state, names, autoremove):
         for group_spec in (g.strip() for g in group_specs):
             group = base.comps.group_by_pattern(group_spec)
             if group:
-                groups.append(group)
+                groups.append(group.id)
             else:
                 environment = base.comps.environment_by_pattern(group_spec)
                 if environment:
@@ -365,18 +366,18 @@ def ensure(module, base, state, names, autoremove):
             # Install groups.
             for group in groups:
                 try:
-                    base.group_install(group.id, dnf.const.GROUP_PACKAGE_TYPES)
+                    base.group_install(group, dnf.const.GROUP_PACKAGE_TYPES)
                 except dnf.exceptions.Error as e:
                     # In dnf 2.0 if all the mandatory packages in a group do
                     # not install, an error is raised.  We want to capture
                     # this but still install as much as possible.
-                    failures.append((group, e))
+                    failures.append((group, to_native(e)))
 
             for environment in environments:
                 try:
                     base.environment_install(environment, dnf.const.GROUP_PACKAGE_TYPES)
                 except dnf.exceptions.Error as e:
-                    failures.append((group, e))
+                    failures.append((environment, to_native(e)))
 
             # Install packages.
             for pkg_spec in pkg_specs:
@@ -389,12 +390,12 @@ def ensure(module, base, state, names, autoremove):
             for group in groups:
                 try:
                     try:
-                        base.group_upgrade(group.id)
+                        base.group_upgrade(group)
                     except dnf.exceptions.CompsError:
                         # If not already installed, try to install.
-                        base.group_install(group.id, dnf.const.GROUP_PACKAGE_TYPES)
+                        base.group_install(group, dnf.const.GROUP_PACKAGE_TYPES)
                 except dnf.exceptions.Error as e:
-                    failures.append((group, e))
+                    failures.append((group, to_native(e)))
 
             for environment in environments:
                 try:
@@ -402,9 +403,9 @@ def ensure(module, base, state, names, autoremove):
                         base.environment_upgrade(environment)
                     except dnf.exceptions.CompsError:
                         # If not already installed, try to install.
-                        base.environment_install(group, dnf.const.GROUP_PACKAGE_TYPES)
+                        base.environment_install(environment, dnf.const.GROUP_PACKAGE_TYPES)
                 except dnf.exceptions.Error as e:
-                    failures.append((group, e))
+                    failures.append((environment, to_native(e)))
 
             for pkg_spec in pkg_specs:
                 # best effort causes to install the latest package
@@ -423,7 +424,7 @@ def ensure(module, base, state, names, autoremove):
 
             for group in groups:
                 try:
-                    base.group_remove(group.id)
+                    base.group_remove(group)
                 except dnf.exceptions.CompsError:
                     # Group is already uninstalled.
                     pass
diff --git a/test/integration/targets/dnf/tasks/dnf.yml b/test/integration/targets/dnf/tasks/dnf.yml
index bfbd7a3ca94..a3496560ff8 100644
--- a/test/integration/targets/dnf/tasks/dnf.yml
+++ b/test/integration/targets/dnf/tasks/dnf.yml
@@ -27,9 +27,6 @@
   failed_when: False
   register: rpm_result
 
-- debug: var=dnf_result
-- debug: var=rpm_result
-
 - name: verify uninstallation of sos
   assert:
     that:
@@ -60,9 +57,6 @@
   failed_when: False
   register: rpm_result
 
-- debug: var=dnf_result
-- debug: var=rpm_result
-
 - name: verify installation of sos
   assert:
     that:
@@ -221,9 +215,6 @@
   failed_when: False
   register: rpm_result
 
-- debug: var=dnf_result
-- debug: var=rpm_result
-
 - name: verify installation of sos in /
   assert:
     that:
@@ -250,8 +241,6 @@
     state: present
   register: dnf_result
 
-- debug: var=dnf_result
-
 - name: verify installation of the group
   assert:
     that:
@@ -330,8 +319,6 @@
     state: latest
   register: dnf_result
 
-- debug: var=dnf_result
-
 - name: verify installation of the group
   assert:
     that: