Docker machine creation - Too many retries waiting for SSH to be available -Maximum number of retries (60) exceeded

Docker machine creation - Too many retries waiting for SSH to be available -Maximum number of retries (60) exceeded

To resolve the issue for 

Error creating machine: Error in driver during machine creation: Too many retries waiting for SSH to be available. 

Last error: Maximum number of retries (60) exceeded

Run the following following steps:

1. Check your docker version:

$ docker -v

Docker version 18.03.0-ce, build 0520e24

2. Download your docker version's of `boot2docker` (18.03.0-ce) from here into your local:

wget https://github.com/boot2docker/boot2docker/releases/download/v18.03.0-ce/boot2docker.iso -P ~/.docker/machine/cache/test/boot2docker-v18-03-0-ce.iso

3. Create the `new_virtual_box_name` using the downloaded version of `boot2docker`:

docker-machine create --driver virtualbox --virtualbox-boot2docker-url ~/.docker/machine/cache/test/boot2docker-v18-03-0-ce.iso new_virtual_box_name

SAML Auth login issue on local - undefined logger()

(1/1) FatalThrowableError
Call to undefined function App\Http\Controllers\logger()

in SamlController.php line 85
at SamlController->acs()
at call_user_func_array(array(object(SamlController), 'acs'), array())
in BoundMethod.php line 29

Enable the Saml debugger by adding the `SAML2_DEBUG=true` on .env.

Then, found the following error:
openssl_x509_read(): supplied parameter cannot be coerced into an X509 certificate!
Whoops, looks like something went wrong.
(1/1) FatalThrowableError
Call to undefined function App\Http\Controllers\logger()

in SamlController.php line 87
at SamlController->acs()
at call_user_func_array(array(object(SamlController), 'acs'), array())
in BoundMethod.php line 29
at BoundMethod::Illuminate\Container\{closure}()
in BoundMethod.php line 87

Resolved the issue after updating with the correct `SAML2_IDP_X509CERT` value.