Error when upgraded operating system from Ubuntu 16.04 to 18.04> do-release-upgrade

Question

Error when upgraded operating system from Ubuntu 16.04 to 18.04> do-release-upgrade

Current version:
cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.7 LTS"

Any body faced this issue ? Is there a solution to this ?

**do-release-upgrade -f DistUpgradeViewNonInteractive**
Send problem report to the developers?
After the problem report has been sent, please fill out the form in the
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What would you like to do? Your options are:
  S: Send report (302.5 KB)
  V: View report
  K: Keep report file for sending later or copying to somewhere else
  I: Cancel and ignore future crashes of this program version
  C: Cancel
Please choose (S/V/K/I/C): Traceback (most recent call last):
  File "/usr/bin/apport-cli", line 386, in <module>
    if not app.run_argv():
  File "/usr/lib/python3/dist-packages/apport/ui.py", line 673, in run_argv
    return self.run_report_bug()
  File "/usr/lib/python3/dist-packages/apport/ui.py", line 511, in run_report_bug
    response = self.ui_present_report_details(allowed_to_report)
  File "/usr/bin/apport-cli", line 213, in ui_present_report_details
    response = dialog.run()
  File "/usr/bin/apport-cli", line 101, in run
    multi_char)
  File "/usr/bin/apport-cli", line 49, in raw_input_char
    saved_attributes = termios.tcgetattr(file)
termios.error: (25, 'Inappropriate ioctl for device')

var log errors

/var/log/dist-upgrade/main.log
2021-04-27 15:31:12,436 ERROR No 'ubuntu-minimal' available/downloadable after sources.list rewrite+update
2021-04-27 15:31:12,436 ERROR 'ubuntu-minimal' was not downloadable
2021-04-27 15:31:12,436 ERROR Invalid package information After updating your package information, the essential package 'ubuntu-minimal' could not be located. This may be because you have no official mirrors listed in your software sources, or because of excessive load on the mirror you are using. See /etc/apt/sources.list for the current list of configured software sources.
In the case of an overloaded mirror, you may want to try the upgrade again later. (None)
2021-04-27 15:31:12,448 DEBUG abort called