topic Re: error in opening PTC cero files in proe 4.0 in Creo Modeling Questions https://www.ptcusercommunity.com/t5/Creo-Modeling-Questions/error-in-opening-PTC-cero-files-in-proe-4-0/m-p/50832#M116867 <HTML><HEAD></HEAD><BODY><P>Creo files are not backward compatible. There is a tool called Granite that will help you. </P><P>It is easiest to import a STEP file if you can get the original file converted.</P><P></P><P><A href="http://www.ptc.com/product/creo/3d-cad/parametric/extension/granite-interoperability-kernel">http://www.ptc.com/product/creo/3d-cad/parametric/extension/granite-interoperability-kernel</A></P></BODY></HTML> Thu, 14 Aug 2014 16:19:30 GMT TomD.inPDX 2014-08-14T16:19:30Z error in opening PTC cero files in proe 4.0 https://www.ptcusercommunity.com/t5/Creo-Modeling-Questions/error-in-opening-PTC-cero-files-in-proe-4-0/m-p/50831#M116866 dear,i have few prt and asm files made in PTC_Creo1.0 version. i want to open those files in proe 4.0. But by doing so i am getting an error that "&lt;fille name&gt; can not be retrieved". please tell me how can i open these files in proe 4.0thanks Thu, 14 Aug 2014 09:55:52 GMT https://www.ptcusercommunity.com/t5/Creo-Modeling-Questions/error-in-opening-PTC-cero-files-in-proe-4-0/m-p/50831#M116866 ptc-5439671 2014-08-14T09:55:52Z Re: error in opening PTC cero files in proe 4.0 https://www.ptcusercommunity.com/t5/Creo-Modeling-Questions/error-in-opening-PTC-cero-files-in-proe-4-0/m-p/50832#M116867 <HTML><HEAD></HEAD><BODY><P>Creo files are not backward compatible. There is a tool called Granite that will help you. </P><P>It is easiest to import a STEP file if you can get the original file converted.</P><P></P><P><A href="http://www.ptc.com/product/creo/3d-cad/parametric/extension/granite-interoperability-kernel">http://www.ptc.com/product/creo/3d-cad/parametric/extension/granite-interoperability-kernel</A></P></BODY></HTML> Thu, 14 Aug 2014 16:19:30 GMT https://www.ptcusercommunity.com/t5/Creo-Modeling-Questions/error-in-opening-PTC-cero-files-in-proe-4-0/m-p/50832#M116867 TomD.inPDX 2014-08-14T16:19:30Z