try:
approval_url = agreement_approval_url(amount, app=app)
except PaypalError as e:
- return render(request, 'paypal/error_page.html', {'error': e.message})
+ return render(request, 'paypal/error_page.html', {'error': str(e)})
return HttpResponseRedirect(approval_url)
else:
form = PaypalSubscriptionForm()