How to do:
Upload onestepcheckout_index_index.xml (from the attachment) into app/code/TIG/Buckaroo/view/frontend/layout
We have attached the xml file .
Compatible with theme
Step 1. Open file app/code/Mageplaza/Osc/view/frontend/layout/onestepcheckout_index_index.xml
Add an attribute in line 37
<attribute name="class" value="checkout-index-index"/>
Step 2. Open file app/code/Mageplaza/Osc/view/frontend/web/js/action/get-payment-information.js
Add the following into line 29:
window.baseUrl = '<?php /* @escapeNotVerified */ echo $block->getBaseUrl();?>';
Step 3. Open app/code/Mageplaza/Osc/view/frontend/web/js/action/get-payment-information.js:34
If you still have the problem with this conflict, please get support.
We are willing to help you to resolve this case, feel free to contact us