error installing inventor 2013

[svigelj.gregor]

2012/12/3:16:59:35 Gregor Švigelj GREGA Install Autodesk Material Library 2013 - Low Image Library Failed Download Failed, Installation aborted, Result=1603
2012/12/3:16:59:35 Gregor Švigelj GREGA Rollback DirectX® Runtime Failed Failure is ignored, Result=1619
2012/12/3:16:59:48 Gregor Švigelj GREGA Rollback Autodesk Material Library 2013 - Base Image Library Succeeded
2012/12/3:17:00:11 Gregor Švigelj GREGA Rollback Autodesk Material Library 2013 Succeeded
2012/12/3:17:00:11 Gregor Švigelj GREGA Rollback .NET Framework Runtime 4.0 KB2468871 Failed Failure is ignored, Result=1619
2012/12/3:17:00:11 Gregor Švigelj GREGA Rollback .NET Framework Runtime 4.0 Failed Failure is ignored, Result=1619

I cannot install inventor, i dont know whats the matter?

please help me, thank you.!

[TravisNave]

It's not able to complete the download of the libraries.  Make sure you have a solid internet connection and that you are not using any blocking software to impede you, like Norton Internet Security, etc.