An application throws a "wrong ELF class" error

Solution Unverified - Updated -


  • An application throws an error similar to the following: wrong ELF class: ELFCLASS64
  • or wrong ELF class: ELFCLASS32
  • sqlcmd command fails with:
sqlcmd: error while loading shared libraries: wrong ELF class: ELFCLASS32


  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Third party applications installing their own libraries

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