Bugs of parted

[WJ]

hi,
 When I used parted3.1,Ihave met problem.How can I do?
 
                                                                                
                  thanks
 
address@hidden root]# paretd
-sh: paretd: command not found
address@hidden root]# parted /dev/sda
GNU Parted 3.1
Using /dev/sda
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) mklabel gpt
mklabel gpt
Warning: The existing disk label on /dev/sda will be destroyed and all data on
this disk will be lost. Do you want to continue?
Yes/No? yes
yes

You found a bug in GNU Parted! Here's what you have to do:
Don't panic! The bug has most likely not affected any of your data.
Help us to fix this bug by doing the following:
Check whether the bug has already been fixed by checking
the last version of GNU Parted that you can find at:
        http://ftp.gnu.org/gnu/parted/
Please check this version prior to bug reporting.
If this has not been fixed yet or if you don't know how to check,
please visit the GNU Parted website:
        http://www.gnu.org/software/parted
for further information.
Your report should contain the version of this release (3.1)
along with the error message below, the output of
        parted DEVICE unit co print unit s print
and the following history of commands you entered.
Also include any additional information about your setup you
consider important.
Error: SEGV_MAPERR (Address not mapped to object)
Backtrace has 13 calls on stack:
  13: /usr/lib/libparted.so.2(ped_assert+0x64) [0xff8d1d0]
  12: parted(command_line_push_word+0) [0x10009a48]
  11: [0x100350]
  10: /usr/lib/libparted.so.2 [0xffcdeec]
  9: /usr/lib/libparted.so.2(uuid_generate+0x18) [0xffcee60]
  8: /usr/lib/libparted.so.2 [0xffadda0]
  7: /usr/lib/libparted.so.2(ped_disk_new_fresh+0x64) [0xff932e4]
  6: parted [0x10006a64]
  5: parted(command_run+0x1c) [0x100035a4]
  4: parted(interactive_mode+0x164) [0x1000a67c]
  3: parted(main+0x11c8) [0x10008148]
  2: /lib/libc.so.6 [0xfe25d18]
  1: /lib/libc.so.6 [0xfe25e34]

You found a bug in GNU Parted! Here's what you have to do:
Don't panic! The bug has most likely not affected any of your data.
Help us to fix this bug by doing the following:
Check whether the bug has already been fixed by checking
the last version of GNU Parted that you can find at:
        http://ftp.gnu.org/gnu/parted/
Please check this version prior to bug reporting.
If this has not been fixed yet or if you don't know how to check,
please visit the GNU Parted website:
        http://www.gnu.org/software/parted
for further information.
Your report should contain the version of this release (3.1)
along with the error message below, the output of
        parted DEVICE unit co print unit s print
and the following history of commands you entered.
Also include any additional information about your setup you
consider important.
Assertion (0) at ui.c:356 in function sa_sigsegv_handler() failed.
Aborted