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##### SUMMARY
<!--- Explain the problem briefly below -->
vmware_guest throws error that vmdk already exists although it does not. It is created during running the module but somehow fails. 

pyvmomi-6.7.1.2018.12

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->
vmware_guest

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```paste below
2.8.1
```

##### STEPS TO REPRODUCE
<!--- Describe exactly how to reproduce the problem, using a minimal test-case -->

<!--- Paste example playbooks or commands between quotes below -->
```yaml
- name: Create new VM
  vmware_guest:
    hostname: "{{ vcenter_hostname }}"
    esxi_hostname: "{{ esxi_host }}"
    username: '{{domain_user}}'
    password: "{{ domain_user_password }}"
    validate_certs: False
    datacenter: TM
    name: "{{ vm_hostname }}"
    folder: "{{ vm_destination }}"      
    state: poweredon
    disk:
    - size_gb: '{{ disk_size }}'
      type: thin
      autoselect_datastore: True
    hardware:
      memory_mb: "{{ memory }}"
      num_cpus: "{{ cores }}"
      num_cpu_cores_per_socket: "{{ cores }}"
    networks:
    - name: LAN
      domain: "{{ domain }}"
      dns_servers:
      -  "{{ dns1 }}"
      -  "{{ dns2 }}"
      type: static
      ip: "{{ ip }}"
      netmask: 255.255.254.0
      gateway: 192.168.1.5
    customization:
      autologon: True
      hostname: "{{ vm_hostname }}"
      domain: "{{ domain }}"
      password: vagrant
      domainadmin: "{{ domain_user }}"
      domainadminpassword: "{{ domain_user_password }}"
      joindomain: "{{ domain }}"
      timezone: 105
      runonce:
      - powershell.exe -ExecutionPolicy Unrestricted -File C:\StartupScripts\ConfigureRemotingForAnsible.ps1 -ForceNewSSLCert -EnableCredSSP
      - powershell.exe -ExecutionPolicy Unrestricted -File C:\StartupScripts\DisableFirewall.ps1 
    wait_for_customization: yes
    template: "{{ vm_template }}"
    wait_for_ip_address: yes
```

<!--- HINT: You can paste gist.github.com links for larger files -->

##### EXPECTED RESULTS
<!--- Describe what you expected to happen when running the steps above -->
Should just create the VM.

##### ACTUAL RESULTS
<!--- Describe what actually happened. If possible run with extra verbosity (-vvvv) -->

<!--- Paste verbatim command output between quotes -->
```paste below
Failed to create a virtual machine : Cannot complete the operation because the file or folder [EL02] ********/********.vmdk already exists"
```

temp_version = int(temp_version)
                except ValueError:
                    hw_version_check_failed = True
                if temp_version not in range(3, 15):
                    hw_version_check_failed = True
                if hw_version_check_failed:
                    self.module.fail_json(msg="Failed to set hardware.version '%s' value as valid"
                                              " values range from 3 (ESX 2.x) to 14 (ESXi 6.5 and greater)." % temp_version)
                
                version = "vmx-%02d" % temp_version
                self.configspec.version = version
                if vm_obj is None or self.configspec.version != vm_obj.config.version:
                    self.change_detected = True
                if vm_obj is not None:
                    
                    current_version = vm_obj.config.version
                    
                    version_digit = int(current_version.split("-", 1)[-1])
                    if temp_version < version_digit:
                        self.module.fail_json(msg="Current hardware version '%d' which is greater than the specified"
                                                  " version '%d'. Downgrading hardware version is"
                                                  " not supported. Please specify version greater"
                                                  " than the current version." % (version_digit,
                                                                                  temp_version))
                    new_version = "vmx-%02d" % temp_version
                    try:
                        task = vm_obj.UpgradeVM_Task(new_version)
                        self.wait_for_task(task)
                        if task.info.state == 'error':
                            return {'changed': self.change_applied, 'failed': True, 'msg': task.info.error.msg, 'op': 'upgrade'}