Minicart causes js error when adding products to cart

[slunnon12]

I am developing a custom theme since I have implemented the custom theme the mini cart doesn't function I have created Magento_Checkout in the theme folder and created a default.xml with the minicart xml code

[Damian Culotta]

[ Duplicated thread: https://community.magento.com/t5/Technical-Issues/Minicart-causes-js-error-when-adding-products-to-c... ]

[slunnon12]

I know I duplicated the thread, as I originally posted it in the magento 1 forum. Any help would be appreciated.