Hi, fisrt of all, this is no a direct issue with EB, it´s a issue caused by some EB scrip that empty a var , and as cause of this we get his error, we know this beacuse we debug a little time

, and we have the script working with other extensions such as Acymaling. The error is :
TypeError: elem is undefined
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infinite-scroll.pkgd.js:1489:7
factory/proto.getElementWindowScrollY
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1489:7
factory/proto.getElementScrollY
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1484:12
factory/proto.onAppendHistory
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1469:21
proto.emitEvent
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:253:5
factory/proto.dispatchEvent
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:687:3
factory/proto.appendNextPage/appendReady<
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1045:5
<anonymous> self-hosted:948:17 factory/proto.appendNextPage
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1052:5
factory/proto.onPageLoad
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1028:3
factory/proto.loadNextPage/onLoad<
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1009:5
<anonymous> self-hosted:950:17 request/req.onload
https://cdn-clientes.azureedge.net/pcyc/assets/js/infinite-scroll.pkgd.js:1223:7
So this is for a little help to know which EB scrip is causing this, and solve it.
More datails above.
Thanks as always.