I am having the same issue, some large files work and others do not. i keep getting AVSAudioCompress.dll crash. i am converting .m2ts to wmv with wma pro 5.1 audio. i updated the AVSaudioCompress4.dll to the one posted on this forum and the problem is still there.
this is the error that pops up
Problem signature:
Problem Event Name: APPCRASH
Application Name: AVSVideoConverter.exe
Application Version: 6.3.3.371
Application Timestamp: 00000000
Fault Module Name: AVSAudioCompress4.dll
Fault Module Version: 1.4.3.944
Fault Module Timestamp: 4ad31786
Exception Code: c0000005
Exception Offset: 0007b736
OS Version: 6.1.7600.2.0.0.256.48
Locale ID: 1033
Additional Information 1: 0a9e
Additional Information 2: 0a9e372d3b4ad19135b953a78882e789
Additional Information 3: 0a9e
Additional Information 4: 0a9e372d3b4ad19135b953a78882e789
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