Need v1.1 stable without FPDF invoice problem

[peacheaven]

Hello Prestateam,

I have v.1.1 with prestabase hosting but face problem with “ FPDF error: Some data has already been output, can’t send PDF file “.
I have tried some methods such as:

http://www.prestashop.com/forums/viewthread/18294/#96104
http://www.prestashop.com/forums/viewthread/11389/general_discussion/migrate_from_fpdf_to_tcpdf

but still couldn't make it works,my hosting info:
Apache version 2.0.63
PHP version 5.2.9
MySQL charset: UTF-8 Unicode (utf8)

Is there any v1.1 with PDF invoice problem bug free?

Best Regards