Download PDF Invoice Warning Error
Hi,
I was testing the functionality of the plugin and tried to download PDF but received this error instead.
Please advise.
Warning: getimagesize(
http://demo.nomadcode.net/invoices/w...1a9c133ad0.png) [
function.getimagesize]: failed to open stream: HTTP request failed! HTTP/1.1 503 Service Temporarily Unavailable in
/home/mhupfield/demo.nomadcode.net/wp-content/plugins/appthemes-invoices/inc/InvoiceDOMPDF.php on line
23
Unable to stream pdf: headers already sent