I have downloaded LiveCycle Designer but can not install trial for 60 days. (Windows 8). "Error ...

I have downloaded LiveCycle Designer but can not install trial for 60 days. (Windows 8). Message: "Error 1311.Source file not found: C:Users\Pat\AppData\Local\Temp\7zOC065.tmp\English.cab. Verify that the file exists and that you can access it". Can I get help from you? Thanks //Patrik