====== Application Error: Rhino 5 64-bit Will Not Run ====== > **Summary:** //Rhino 5 64-bit will not run, but 32-bit mode will.// > **Related Installation Help:** //[[installproblems|Troubleshooting Rhino 5 Installation]]// =====Problem===== When I try to start 64-bit Rhino 5, I get this error message. {{http://wiki.mcneel.com/_media/rhino/5/0xc000007b.png?450}} =====Answer===== See this article to fix the problem: [[http://wiki.mcneel.com/rhino/rhino5/error0xc000007b|Fixing Rhino 5: Error 0xc000007b]]. {{tag>rhino5installation_en}}