[Bug 1381457] [NEW] Ubunutu14.10:Installation fails with Debootstrap Error :Invalid Release signature (key id 40976EAF437D05B5)

[Launchpad Bug Tracker]

You have been subscribed to a public bug:

Problem Description
======================
I was installing ubuntu 14.10 then after disk partitioning option installation failed with below error 


      ?????????????????? [!!] Install the base system ???????????????????
      ?                                                                 ?
  ?????                        Debootstrap Error                        ? ???
  ?   ? The following error occurred:                                   ?   ?
  ?   ?                                                                 ?   ?
  ?   ? Invalid Release signature (key id 40976EAF437D05B5)             ?   ?
  ? Ch?                                                                 ?   ?
  ?   ? Check /var/log/syslog or see virtual console 4 for the details. ?   ?
  ?????                                                                 ? ???
      ?     <Go Back>                                    <Continue>     ?
      ?                                                                 ?
      ???????????????????????????????????????????????????????????????????



    ?????????????????? [!!] Install the base system ???????????????????
      ?                                                                 ?
      ?                Failed to install the base system                ?
      ? The base system installation into /target/ failed.              ?
      ?                                                                 ?
      ? Check /var/log/syslog or see virtual console 4 for the details. ?
      ?                                                                 ?
      ?     <Go Back>                                    <Continue>     ?
      ?                                                                 ?
      ???????????????????????????????????????????????????????????????????



     ??????????????????? [!!] Install the base system ????????????????????
     ?                                                                   ?
     ?                     Installation step failed                      ?
     ? An installation step failed. You can try to run the failing item  ?
     ? again from the menu, or skip it and choose something else. The    ?
     ? failing step is: Install the base system                          ?
     ?                                                                   ?
     ?                            <Continue>                             ?
     ?                                                                   ?
     ?????????????????????????????????????????????????????????????????????



I have attached /var/log/syslog file with this bug  .It allowed to proceed with installation so taking back the system and attaching the logs for debugging .

** Affects: debian-installer (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: architecture-ppc64 bot-comment bugnameltc-117514 severity-critical targetmilestone-inin1410
-- 
Ubunutu14.10:Installation fails with Debootstrap Error  :Invalid Release signature (key id 40976EAF437D05B5)
https://bugs.launchpad.net/bugs/1381457
You received this bug notification because you are a member of Ubuntu Foundations Bugs, which is subscribed to debian-installer in Ubuntu.