Problems with the Ubuntu packaging should be reported as an Ubuntu bug. On Sunday, August 2, 2020 at 11:31:57 PM UTC-7, Samuel Tang wrote: > > Hi, > > Thanks for your quick response. I am running on Ubuntu 20.04, and > installed Sagemath via `sudo apt-get install sagemath`. > From what I recorded, it was Sage 9.0 on Python 3.8.2 since I've installed > Ubuntu (in early July The version are consistent on Sage and Python when I > referred just now: > > ``` > $ sage --version > SageMath version 9.0, Release Date: 2020-01-01 > > $ python --version > Python 3.8.2 > ``` > > Since I was using Sage in a daily basis in the previous week, so I think > I've triggered something lately causing the problem. > Moreover I found an entry from /var/log/dpkg.log.1 that may cause the > problem (unsure about that). > > ``` > 2020-07-30 11:52:47 upgrade python3-distupgrade:all 1:20.04.21 1:20.04.23 > 2020-07-30 11:52:47 status half-configured python3-distupgrade:all > 1:20.04.21 > 2020-07-30 11:52:47 status unpacked python3-distupgrade:all 1:20.04.21 > 2020-07-30 11:52:47 status half-installed python3-distupgrade:all > 1:20.04.21 > 2020-07-30 11:52:48 status unpacked python3-distupgrade:all 1:20.04.23 > ``` > > Should I downgrade my Python version to see if Sage could start up > properly? Thanks much! > slelievre在 2020年8月3日星期一下午1:57:05 [UTC+8]寫道： > >> Le lundi 3 août 2020 05:31:01 UTC+2, Samuel Tang a écrit : >>> >>> Hi team, >>> >>> This issue happened to me just one day ago. >>> >>> I am aware of https://trac.sagemath.org/ticket/18492 and >>> >> https://www.mail-archive.com/debian-b...@lists.debian.org/msg1671690.html >>> <https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1671690.html> >>> >> as they have the same TypeError, but I think that is not my case. >>> >>> Thanks for the help in advance! >>> >> >> Hi Samuel, >> >> Did you just install Sage? Probably not or you would have installed >> either Sage 9.1 or Sage 9.2.beta7. >> >> More likely, did you have Sage installed on your computer for a while, >> via some package manager, and working well, and did you just upgrade >> the system Python from Python 3.7.x to Python 3.8.x? >> >> Python 3.8.x is not supported yet, we're slowly getting there, see: >> >> - Sage Trac ticket 27754 >> Upgrade: Python 3.8.5 >> https://trac.sagemath.org/ticket/27754 >> >> For more support, what is your OS and how did you install Sage? >> >>
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