Looks like I am having the same problem with an EyeTV Hybrid running 4.0.0 (8532) on Sonoma 14.2 (M2 2023 MBP).
I have my old VPH player hooked up via RCA (standard RWY). I can watch the VHS videos using the setup but when I hit the "record" button, the entire program crashes.
Process: EyeTV [1066]
Path: /Applications/EyeTV.app/Contents/MacOS/EyeTV
Identifier: com.elgato.eyetv
Version: 4.0.0 (8532) (4.0.0 (8532))
Code Type: X86-64 (Translated)
Parent Process: launchd [1]
User ID: 501
Date/Time: 2023-12-16 12:56:23.3522 -0500
OS Version: macOS 14.2 (23C64)
Report Version: 12
Anonymous UUID: A3AE4AB4-1CD0-6F4B-EF90-2EB7ABB25F19
Time Awake Since Boot: 1100 seconds
System Integrity Protection: enabled
Notes:
PC register does not match crashing frame (0x0 vs 0x11349C372)
Crashed Thread: 36
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x000000001a688a76
Exception Codes: 0x0000000000000001, 0x000000001a688a76
Termination Reason: Namespace SIGNAL, Code 11 Segmentation fault: 11
Terminating Process: exc handler [1066]