安装openssh时出错！！

dubinemail

系统是solaris2.6 安装openssh时出现如下信息是怎么回事？

bash-3.00# pkgadd -d openssh-4.2p1-sol26-sparc-local

The following packages are available:
  1  SMCssh421     openssh
                   (sparc) 4.2p1

Select package(s) you wish to process (or 'all' to process
all packages). (default: all) [?,??,q]:

Processing package instance <SMCssh421> from </tools/openssh-4.2p1-sol26-sparc-l
ocal>

openssh
(sparc) 4.2p1
cpio: Bad magic number/header.
1 errors
pkgadd: ERROR: attempt to process datastream failed
    - process </usr/bin/cpio -icdumD -C 512> failed, exit code 1
pkgadd: ERROR: unable to unpack datastream

Installation of <SMCssh421> failed (internal error).
No changes were made to the system.