Ansible Failed - Failed to lock apt for exclusive operation

Manage Node

• System Information

ProductName:    Mac OS X
ProductVersion: 10.14.5
BuildVersion:   18F132

• Ansible Verison

ansible 2.8.3
  config file = /etc/ansible/ansible.cfg
  configured module search path = [u'/Users/nobody/.ansible/plugins/modules', u'/usr/share/ansible/plugins/modules']
  ansible python module location = /Library/Python/2.7/site-packages/ansible
  executable location = /usr/local/bin/ansible
  python version = 2.7.10 (default, Feb 22 2019, 21:55:15) [GCC 4.2.1 Compatible Apple LLVM 10.0.1 (clang-1001.0.37.14)]

Remote Node

• System Information

Distributor ID: Ubuntu
Description:    Ubuntu 16.04.6 LTS
Release:    16.04
Codename:   xenial

Playbook

---
- hosts: test
  become: True
  roles:
    - { role: common }

Roles

# tree roles/common
roles/common
├── README.md
├── defaults
│   └── main.yml
├── files
├── handlers
│   └── main.yml
├── meta
│   └── main.yml
├── tasks
│   ├── install_packages.yml
│   └── main.yml
├── templates
├── tests
│   ├── inventory
│   └── test.yml
└── vars
    └── main.yml

8 directories, 9 files

cat roles/common/tasks/install_packages.yml

---
- name: Apt Update
  apt:
    force_apt_get: yes
    update_cache: yes
    cache_valid_time: 3600


- name: Ensure install software-properties-common
  apt:
    name: software-properties-common
    state: present
    force_apt_get: yes

Error Messages

• First error message

[WARNING]: Updating cache and auto-installing missing dependency: python-apt

• Fixed first error

login remote node

$ sudo apt-get isntall -y python-apt

• Second error error

Failed to lock apt for exclusive operation

• Fixed second error

Add parameter to apt task

cache_valid_time: 3600

Reference: - Ansible Failed - apt lock