While installing the varant I encountered the following error. please have a look and let me know what to do next.
vagrant up Bringing machine 'default' up with 'virtualbox' provider... ==> default: Box 'bahmni-team/bahmni' could not be found. Attempting to find and install... default: Box Provider: virtualbox default: Box Version: >= 0 ==> default: Loading metadata for box 'bahmni-team/bahmni' default: URL: https://atlas.hashicorp.com/bahmni-team/bahmni ==> default: Adding box 'bahmni-team/bahmni' (v0.78.5257.1) for provider: virtualbox default: Downloading: https://atlas.hashicorp.com/bahmni-team/boxes/bahmni/versions/0.78.5257.1/providers/virtualbox.box ==> default: Box download is resuming from prior download progress ==> default: Successfully added box 'bahmni-team/bahmni' (v0.78.5257.1) for 'virtualbox'! ==> default: Importing base box 'bahmni-team/bahmni'... ==> default: Matching MAC address for NAT networking... ==> default: Checking if box 'bahmni-team/bahmni' is up to date... ==> default: Setting the name of the VM: bahmni-vagrant_default_1451697118113_34488 ==> default: Clearing any previously set network interfaces... There was an error while executing VBoxManage, a CLI used by Vagrant for controlling VirtualBox. The command and stderr is shown below. Command: ["hostonlyif", "create"] Stderr: 0%... Progress state: NS_ERROR_FAILURE VBoxManage: error: Failed to create the host-only adapter VBoxManage: error: VBoxNetAdpCtl: Error while adding new interface: failed to open /dev/vboxnetctl: No such file or directory VBoxManage: error: Details: code NS_ERROR_FAILURE (0x80004005), component HostNetworkInterface, interface IHostNetworkInterface VBoxManage: error: Context: "int handleCreate(HandlerArg*, int, int*)" at line 68 of file VBoxManageHostonly.cpp