Conda install doesn't work

[YuXiongwu]

I'm using "conda install phyloflash" to install phyloflash, and some errors are reported below:

Found conflicts! Looking for incompatible packages.                                                             failed

UnsatisfiableError: The following specifications were found to be incompatible with each other:

Output in format: Requested package -> Available versionsThe following specifications were found to be incompatible with your system:

  - feature:/linux-64::__glibc==2.27=0
  - feature:|@/linux-64::__glibc==2.27=0
  - phyloflash -> mafft -> __glibc[version='>=2.17']

Your installed version is: 2.27

Please help me!