I have two sites running AcyMailing and one of them throws the following error when trying to submit the subscription form:
The form could not be submitted TypeError: 'caller', 'callee', and 'arguments' properties may not be accessed on strict mode functions or the arguments objects for calls to them
Both sites run on the same server and have the exact same settings, and I am kind of stumped regarding what to do.
The site that works:
The site with the problem:
On both sites the subscribe module is at the bottom of every page. Any help is greatly appreciated!