[Bug 1042754] [NEW] syncpackage: fails with JSON error in chroot

[Martin-Éric Racine]

Public bug reported:

$ syncpackage cups-pdf
Traceback (most recent call last):
  File "/usr/bin/syncpackage", line 750, in <module>
    main()
  File "/usr/bin/syncpackage", line 650, in main
    Launchpad.login(**kwargs)
  File "/usr/lib/python2.7/dist-packages/ubuntutools/lp/lpapicache.py", line 66, in login
    version=api_version)
  File "/usr/lib/python2.7/dist-packages/launchpadlib/launchpad.py", line 539, in login_with
    credential_save_failed, version)
  File "/usr/lib/python2.7/dist-packages/launchpadlib/launchpad.py", line 342, in _authorize_token_and_login
    authorization_engine.unique_consumer_id)
  File "/usr/lib/python2.7/dist-packages/launchpadlib/credentials.py", line 282, in load
    return self.do_load(unique_key)
  File "/usr/lib/python2.7/dist-packages/launchpadlib/credentials.py", line 336, in do_load
    'launchpadlib', unique_key)
  File "/usr/lib/python2.7/dist-packages/keyring/core.py", line 37, in get_password
    return _keyring_backend.get_password(service_name, username)
  File "/usr/lib/python2.7/dist-packages/keyring/backend.py", line 375, in get_password
    password = self.decrypt(password_encrypted).decode('utf-8')
  File "/usr/lib/python2.7/dist-packages/keyring/backend.py", line 549, in decrypt
    data = json.loads(password_encrypted)
  File "/usr/lib/python2.7/json/__init__.py", line 326, in loads
    return _default_decoder.decode(s)
  File "/usr/lib/python2.7/json/decoder.py", line 365, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())
  File "/usr/lib/python2.7/json/decoder.py", line 383, in raw_decode
    raise ValueError("No JSON object could be decoded")
ValueError: No JSON object could be decoded

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: ubuntu-dev-tools 0.143
Uname: Linux 3.2.0-3-686-pae i686
NonfreeKernelModules: cpufreq_stats cpufreq_conservative cpufreq_powersave cpufreq_userspace parport_pc ppdev lp parport bnep rfcomm bluetooth binfmt_misc uinput ecryptfs dm_crypt dm_mod snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep arc4 snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq iwl4965 iwl_legacy snd_seq_device snd_timer snd joydev mac80211 cfg80211 soundcore acpi_cpufreq iTCO_wdt iTCO_vendor_support mperf i2c_i801 pcmcia rng_core yenta_socket pcmcia_rsrc coretemp dell_wmi sparse_keymap pcmcia_core psmouse processor battery ac evdev serio_raw ext4 crc16 jbd2 mbcache btrfs crc32c libcrc32c zlib_deflate usbhid hid sg sd_mod crc_t10dif dell_laptop rfkill power_supply ata_generic dcdbas i915 ata_piix libata sdhci_pci sdhci firewire_ohci scsi_mod i2c_algo_bit drm_kms_helper drm uhci_hcd ehci_hcd firewire_core crc_itu_t mmc_core tg3 libphy video thermal wmi button usbcore i2c_core thermal_sys usb_common
ApportVersion: 2.5.1-0ubuntu2
Architecture: i386
Date: Tue Aug 28 16:53:01 2012
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=fi_FI:en
 TERM=xterm
 PATH=(custom, user)
 LANG=fi_FI.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntu-dev-tools
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: ubuntu-dev-tools (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-bug i386 quantal

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https://bugs.launchpad.net/bugs/1042754

Title:
  syncpackage: fails with JSON error in chroot

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