500 - JHtml Icon not found error

-- HikaShop version -- : HikaShop Business: 2.6.4
-- Joomla version -- : 3.6.2
-- Error-message(debug-mod must be tuned on) -- : 500 - JHtml icon not found.
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I tried to add a Category Listing menu item but it's throwing a "500 - JHtml icon not found" error.

I've tried reinstalling Hikashop but it does not change anything

Found the issue.

A module was throwing the error with HikaShop. Disable the module, works great!