Upgrade to OJS 3.0 from 2.4.8.0 - Error while converting supplementary files

Hi @Tarcisio_Pereira,

I spent some time working through your installation and it looks like you’ve run into a number of pitfalls:

I know you’ve followed the work-arounds for the first two, but I’m not sure if you’ve seen the last one yet?

Regards,
Alec Smecher
Public Knowledge Project Team