Error on PHP7.2 : count(): Parameter must be an array or an object that implements Countable

[mufeelfls]

Hi

I am getting the following error running the service on Laravel 5.6 on a PHP 7.2 stack

Google \ Cloud \ Core \ Exception \ ServiceException
count(): Parameter must be an array or an object that implements Countable

[sergomet]

I am getting same error.

[nicja]

Can you please provide a full stack trace?

[Charles-March]

@mufeelfls I'm actually facing the same issue, have you found any solutions ?
cc @sergomet

[sergomet]

@stractus I switched to php7.1 to quick fix

[Charles-March]

@sergomet the problem seems to be from the authentification part.
By digging in depencies I found that the guzzlehttp is not compatible with php 7.2. So by setting "guzzlehttp/guzzle": "6.5.3" in my composer.json I resolved the issue.