Can not installed LibSndFile package

[nuclear718]

Input:

>Pkg.add("LibSndFile")

return the error message:

Resolving package versions... Unsatisfiable requirements detected for package FixedPointNumbers [53c48c17]: FixedPointNumbers [53c48c17] log: ├─possible versions are: [0.5.0-0.5.3, 0.6.0-0.6.1, 0.7.0-0.7.1, 0.8.0-0.8.4] or uninstalled ├─restricted by compatibility requirements with MLDatasets [eb30cadb] to versions: [0.5.0-0.5.3, 0.6.0-0.6.1, 0.7.0-0.7.1, 0.8.0-0.8.4] │ └─MLDatasets [eb30cadb] log:......................

===================================
BackGround Info:
Julia Version 1.5.1
Commit 697e782ab8 (2020-08-25 20:08 UTC)
Platform Info:
OS: Windows (x86_64-w64-mingw32)
CPU: AMD Ryzen 5 3600X 6-Core Processor
WORD_SIZE: 64
LIBM: libopenlibm
LLVM: libLLVM-9.0.1 (ORCJIT, znver2)
Environment:
JULIA.EXECUTABLEPATH = C:\Users\USER\AppData\Local\Julia-1.3.1\bin\ & set JULIA_NUM_THREADS=12 & julia.exe
JULIA_NUM_THREADS = 12

[ma-laforge]

FYI: Your issue is likely caused by SampledSignals.jl requiring an old version of FixedPointNumbers
-->JuliaAudio/SampledSignals.jl#64 (comment)