tried again with a low quality main movie file that was only 3.1GB large.
same error:
Problem signature:
Problem Event Name: APPCRASH
Application Name: Adobe Encore.exe
Application Version: 5.0.0.342
Application Timestamp: 4d83fd30
Fault Module Name: SonicAuthorCore.dll
Fault Module Version: 5.0.0.342
Fault Module Timestamp: 4d83fc59
Exception Code: c0000005
Exception Offset: 007f5937
OS Version: 6.1.7601.2.1.0.256.48
Locale ID: 1033
Additional Information 1: 0a9e
Additional Information 2: 0a9e372d3b4ad19135b953a78882e789
Additional Information 3: 0a9e
Additional Information 4: 0a9e372d3b4ad19135b953a78882e789