https://business.forums.bt.com/t5/Archive/Error-Opening-older-AI-files-in-AI-CS-11-0-0/m-p/75605#M23407 <P>When I open older Adobe Illustrator files I get the following message:<BR /><BR />"Acrobat PFD File Format is having difficulties. Expected a non-negative integer."<BR /><BR />Anyone who knows how to stop it??<BR /><BR />My old illustrator file is illustrator 9</P> Mon, 20 Jul 2015 16:27:12 GMT SRivera 2015-07-20T16:27:12Z https://business.forums.bt.com/t5/Archive/Error-Opening-older-AI-files-in-AI-CS-11-0-0/m-p/75605#M23407 <P>When I open older Adobe Illustrator files I get the following message:<BR /><BR />"Acrobat PFD File Format is having difficulties. Expected a non-negative integer."<BR /><BR />Anyone who knows how to stop it??<BR /><BR />My old illustrator file is illustrator 9</P> Mon, 20 Jul 2015 16:27:12 GMT https://business.forums.bt.com/t5/Archive/Error-Opening-older-AI-files-in-AI-CS-11-0-0/m-p/75605#M23407 SRivera 2015-07-20T16:27:12Z https://business.forums.bt.com/t5/Archive/Error-Opening-older-AI-files-in-AI-CS-11-0-0/m-p/75629#M23409 <P>Try to place the files in a blank AI CS document instead of opening them.</P><P>&nbsp;</P><P>See more info here: <A href="https://forums.adobe.com/message/6873996#6873996" target="_self">https://forums.adobe.com/message/6873996#6873996</A></P> Mon, 27 Jul 2015 15:23:26 GMT https://business.forums.bt.com/t5/Archive/Error-Opening-older-AI-files-in-AI-CS-11-0-0/m-p/75629#M23409 Adriano0 2015-07-27T15:23:26Z