PDF EXPORT / PRINT /SEND E-MAIL - ERROR

PDF EXPORT / PRINT /SEND E-MAIL - ERROR

Hi!

I'm using ZOHO Invoice (son2comunicacion), and I can not export my invoices to PDF, or email.

I generate a PDF 0KB weight...


I´m work in Spanish language in ZOHO InVoice...


From my iPhone APP does not work, the same problem occurs when a generate PDF.


I need an urgent solution.