explainTarError (FormatError formateror) =
    "There is an error in the format of the tar file: " ++ show formateror
 ++ ". Check that it is a valid tar file (e.g. 'tar -xtf thefile.tar'). "
 ++ "You may need to re-create the package tarball and try again."
explainTarError (FormatError formateror) =
    "There is an error in the format of the tar file: " ++ show formateror
 ++ ". Check that it is a valid tar file (e.g. 'tar -xtf thefile.tar'). "
 ++ "You may need to re-create the package tarball and try again."
explainTarError (FormatError formateror) =
    "There is an error in the format of the tar file: " ++ show formateror
 ++ ". Check that it is a valid tar file (e.g. 'tar -xtf thefile.tar'). "
 ++ "You may need to re-create the package tarball and try again."