https://community.graphisoft.com/t5/Collaboration-with-other/MEP-problem/m-p/163263#M18578 even if you click 'ignore error' ? Thu, 29 Jan 2009 11:22:09 GMT Rakela Raul 2009-01-29T11:22:09Z https://community.graphisoft.com/t5/Collaboration-with-other/MEP-problem/m-p/163262#M18577 <DIV class="actalk-migrated-content"><T>I'm having a problem here with the MEP:<BR /> We only have 3 dongles licensed to work with it, but we have installed the MEP software on another computer (that means 4).<BR /> If I open and save a pln from a Mac using AC with MEP, using a dongle licensed for AC but not for MEP, then no one with AC but without the MEP installed can open the file. Even that in that specific file we never used MEP objects or tools.<BR /> <BR /> It is not a single situation, it happens with every pln saved from a Mac with MEP.<BR /> All the AC installed have the same add ons / goodies, library updates, and are updated to built 2420.<BR /> When we try to open the file this is what it shows:</T></DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/73420iD27E7A84A8F0F75A/image-size/large?v=v2&amp;px=999" border="0" alt="Picture 8.png" title="Picture 8.png" /> Thu, 29 Jan 2009 09:01:27 GMT https://community.graphisoft.com/t5/Collaboration-with-other/MEP-problem/m-p/163262#M18577 Nando Mogollon 2009-01-29T09:01:27Z https://community.graphisoft.com/t5/Collaboration-with-other/MEP-problem/m-p/163263#M18578 even if you click 'ignore error' ? Thu, 29 Jan 2009 11:22:09 GMT https://community.graphisoft.com/t5/Collaboration-with-other/MEP-problem/m-p/163263#M18578 Rakela Raul 2009-01-29T11:22:09Z https://community.graphisoft.com/t5/Collaboration-with-other/MEP-problem/m-p/163264#M18579 Yep, and then it opens a completely new file... "untitled.pln" Thu, 29 Jan 2009 13:06:30 GMT https://community.graphisoft.com/t5/Collaboration-with-other/MEP-problem/m-p/163264#M18579 Nando Mogollon 2009-01-29T13:06:30Z