fmgr_fwobj_address Module not working in Ansible 2.9

[Sethueha]

SUMMARY
I have an Fortimanager VM with trail license running on it. I'm trying to configure address in device using fmgr_fwobj_address module, but it is not working. I have super user access to Fortimanager and able to do SSH from Ansible server. It gives an error MODULE FAILURE\nSee stdout/stderr for the exact error.

ISSUE TYPE
Bug Report
COMPONENT NAME
fmgr_fwobj_address

ANSIBLE VERSION
ansible 2.9.1
config file = /etc/ansible/ansible.cfg
configured module search path = [u'/home/sysadmin/.ansible/plugins/modules', u'/usr/share/ansible/plugins/modules']
ansible python module location = /usr/lib/python2.7/dist-packages/ansible
executable location = /usr/bin/ansible
python version = 2.7.12 (default, Nov 12 2018, 14:36:49) [GCC 5.4.0 20160609]

CONFIGURATION
DEFAULT_TIMEOUT(/etc/ansible/ansible.cfg) = 30
HOST_KEY_CHECKING(/etc/ansible/ansible.cfg) = False
PARAMIKO_HOST_KEY_AUTO_ADD(/etc/ansible/ansible.cfg) = True
PARAMIKO_LOOK_FOR_KEYS(/etc/ansible/ansible.cfg) = False
PERSISTENT_COMMAND_TIMEOUT(/etc/ansible/ansible.cfg) = 60
OS / ENVIRONMENT
NAME="Ubuntu"
VERSION="16.04.1 LTS (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04.1 LTS"
VERSION_ID="16.04"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
UBUNTU_CODENAME=xenial

STEPS TO REPRODUCE
Playbook:

hosts: FortiManager
connection: httpapi
gather_facts: False
tasks:
name: Create address object in Fortimanager
fmgr_fwobj_address:
adom: "Global"
name: test
ipv4: ipmask
ipv4addr: 10.10.10.10/32
associated_interface: any
color: 4
mode: add

Inventory file:

[FortiManager]
172.20.32.200 ansible_host=172.20.32.200

[fmgr_api:children]
FortiManager

[fmgr_api:vars]
ansible_network_os=fortimanager
ansible_user=admin
ansible_password=admin
ansible_become=no
ansible_become_method=disable
ansible_httpapi_use_ssl=true
ansible_httpapi_validate_certs=false
ansible_httpapi_timeout=300

EXPECTED RESULTS
It should configure the address object in Forti manager device.

ACTUAL RESULTS
fatal: [172.20.32.200]: FAILED! => {
"ansible_facts": {
"discovered_interpreter_python": "/usr/bin/python"
},
"changed": false,
"module_stderr": "Traceback (most recent call last):\n File "/home/sysadmin/.ansible/tmp/ansible-local-252351JU_df/ansible-tmp-1574851380.58-52172427055422/AnsiballZ_fmgr_fwobj_address.py", line 102, in \n _ansiballz_main()\n File "/home/sysadmin/.ansible/tmp/ansible-local-252351JU_df/ansible-tmp-1574851380.58-52172427055422/AnsiballZ_fmgr_fwobj_address.py", line 94, in _ansiballz_main\n invoke_module(zipped_mod, temp_path, ANSIBALLZ_PARAMS)\n File "/home/sysadmin/.ansible/tmp/ansible-local-252351JU_df/ansible-tmp-1574851380.58-52172427055422/AnsiballZ_fmgr_fwobj_address.py", line 40, in invoke_module\n runpy.run_module(mod_name='ansible.modules.network.fortimanager.fmgr_fwobj_address', init_globals=None, run_name='main', alter_sys=True)\n File "/usr/lib/python2.7/runpy.py", line 188, in run_module\n fname, loader, pkg_name)\n File "/usr/lib/python2.7/runpy.py", line 82, in _run_module_code\n mod_name, mod_fname, mod_loader, pkg_name)\n File "/usr/lib/python2.7/runpy.py", line 72, in _run_code\n exec code in run_globals\n File "/tmp/ansible_fmgr_fwobj_address_payload_gjnAbb/ansible_fmgr_fwobj_address_payload.zip/ansible/modules/network/fortimanager/fmgr_fwobj_address.py", line 668, in \n File "/tmp/ansible_fmgr_fwobj_address_payload_gjnAbb/ansible_fmgr_fwobj_address_payload.zip/ansible/modules/network/fortimanager/fmgr_fwobj_address.py", line 658, in main\nansible.module_utils.network.fortimanager.common.FMGBaseException: An attempt was made at communicating with a FMG with no valid session and an unexpected error was discovered.\n",
"module_stdout": "",
"msg": "MODULE FAILURE\nSee stdout/stderr for the exact error",
"rc": 1