Salient 8.5.4 is Now Compatible with Woocommerce 3.3.1 . Kindly update the Theme if you have updated Woocommerce . 

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Portfolio Size and Order

1. Make sure you're using the Fullwidth masonry style .

2. Make sure your images meet the size requirements as stated in the Masonry Sizing section of the User guide : http://themenectar.com/docs/salient.pdf

3 And last - if you want to order your items without changing the date, use this plugin: http://wordpress.org/plugins/intuitive-custom-post-order/