Errors in error log

[11-Feb-2016 02:31:38 UTC] PHP Fatal error: Class ‘aaAmazonWS’ not found in /home/removed/public_html/wp-content/plugins/woozone/aa-framework/amz.helper.class.php on line 309
[11-Feb-2016 16:24:54 UTC] PHP Fatal error: Uncaught exception ‘Guzzle\Common\Exception\RuntimeException’ with message ‘Error creating resource. [message] fopen(https://s3.amazonaws.com/bucket-name/wp-content/uploads/2015/11/image-name.jpg): failed to open stream: Operation now in progress
[file] /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php
[line] 217′ in /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php:279
Stack trace:
#0 /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php(218): Guzzle\Stream\PhpStreamRequestFactory->createResource(Object(Closure))
#1 /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php(62): Guzzle\Stream\PhpStreamRequestFactory->createStream(Array)
#2 /home/removed/public_html/wp-content/plugins/amazon-web-services/vend in /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php on line 279
[12-Feb-2016 17:21:11 UTC] PHP Fatal error: Uncaught exception ‘Guzzle\Common\Exception\RuntimeException’ with message ‘Error creating resource. [message] fopen(https://s3.amazonaws.com/bucket-name/wp-content/uploads/2015/12/image-name.jpg): failed to open stream: Operation now in progress
[file] /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php
[line] 217′ in /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php:279
Stack trace:
#0 /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php(218): Guzzle\Stream\PhpStreamRequestFactory->createResource(Object(Closure))
#1 /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php(62): Guzzle\Stream\PhpStreamRequestFactory->createStream(Array)
#2 /home/removed/public_html/wp-content/plugins/amazon-web-services/ve in /home/removed/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Guzzle/Stream/PhpStreamRequestFactory.php on line 279

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