[Bug 1898529] [NEW] An unresolvable problem occurred while calculating the upgrade.

Public bug reported: I was trying to upgrade ubuntu from 18.04 to 20. I am getting the below error during upgrade Could not calculate the upgrade An unresolvable problem occurred while calculating the upgrade. This was caused by: * Upgrading to a pre-release version of Ubuntu This is most lik

[Bug 1898528] [NEW] An unresolvable problem occurred while calculating the upgrade.

Public bug reported: I was trying to upgrade ubuntu from 18.04 to 20. I am getting the below error during upgrade Could not calculate the upgrade An unresolvable problem occurred while calculating the upgrade. This was caused by: * Upgrading to a pre-release version of Ubuntu This is most lik