[Bug 1922499] Traceback

[Ubuntu Foundations Team Bug Bot]

Exception during installation:
Apr  4 16:34:35 ubuntu plugininstall.py: Traceback (most recent call last):
Apr  4 16:34:35 ubuntu plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 1863, in <module>
Apr  4 16:34:35 ubuntu plugininstall.py:     install.run()
Apr  4 16:34:35 ubuntu plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 60, in wrapper
Apr  4 16:34:35 ubuntu plugininstall.py:     func(self)
Apr  4 16:34:35 ubuntu plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 235, in run
Apr  4 16:34:35 ubuntu plugininstall.py:     self.configure_recovery_key()
Apr  4 16:34:35 ubuntu plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 891, in configure_recovery_key
Apr  4 16:34:35 ubuntu plugininstall.py:     lsblk_out = subprocess.check_output(args).decode(sys.stdout.encoding)
Apr  4 16:34:35 ubuntu plugininstall.py:   File "/usr/lib/python3.9/subprocess.py", line 424, in check_output
Apr  4 16:34:35 ubuntu plugininstall.py:     return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
Apr  4 16:34:35 ubuntu plugininstall.py:   File "/usr/lib/python3.9/subprocess.py", line 528, in run
Apr  4 16:34:35 ubuntu plugininstall.py:     raise CalledProcessError(retcode, process.args,
Apr  4 16:34:35 ubuntu plugininstall.py: subprocess.CalledProcessError: Command '['lsblk', '-lp', '-oNAME,FSTYPE', '']' returned non-zero exit status 32.
Apr  4 16:34:35 ubuntu plugininstall.py:

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https://bugs.launchpad.net/bugs/1922499

Title:
  Ubuntu 21.04 installer crashed on encrypted partition install

Status in ubiquity package in Ubuntu:
  New

Bug description:
  I tried to install on encrypted partition (/boot unencrypted, /
  encrypted).

  Same steps installing works on 20.04.x images install, but crashes on
  21.04 beta

  
  Installing without encryption works

  ProblemType: Bug
  DistroRelease: Ubuntu 21.04
  Package: ubiquity 21.04.13
  ProcVersionSignature: Ubuntu 5.11.0-13.14-generic 5.11.7
  Uname: Linux 5.11.0-13-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.20.11-0ubuntu61
  Architecture: amd64
  CasperMD5CheckResult: pass
  CasperVersion: 1.461
  Date: Sun Apr  4 21:34:44 2021
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed maybe-ubiquity quiet splash ---
  LiveMediaBuild: Ubuntu 21.04 "Hirsute Hippo" - Beta amd64 (20210404)
  RebootRequiredPkgs:
   linux-image-5.11.0-13-generic
   linux-base
  SourcePackage: ubiquity
  UpgradeStatus: No upgrade log present (probably fresh install)

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