Hi,

My Vegas pro 20 is with a constant rhythmic beats sound,  even if there is no audio track in timeline.(see the video attached).

Please can you help me?

Thanks

My PC Configguration:

Vegas PRO 20 Version 20.0 (Build 326)

Operating System:   Platform: Windows 11.0 (64-bit)
  Version: 10.00.22621
Processor
  Class: AMD Ryzen 9 3900X 12-Core Processor
  Identifier: AuthenticAMD
  Number of processors: 24
  MMX available: Yes
  SSE available: Yes
  SSE2 available: Yes
  SSE3 available: Yes
  SSSE3 available: Yes
  SSE4.1 available: Yes
  SSE4.2 available: Yes

Display
  Primary: 1920x1080x32

Memory
  Physical memory: 32.671,1 MB
  Paging memory available: 34.719,1 MB