@eggersberger you need to add that URL into Inject Script box in Data Tag template permissions.
When running preview if you look at Erros tab - it will tell you the reason for the exception, which would be that the URL in question is not allowed.
@eggersberger you need to add that URL into Inject Script box in Data Tag template permissions.
When running preview if you look at Erros tab - it will tell you the reason for the exception, which would be that the URL in question is not allowed.