升级时突然出现的问题

Question

我正在运行XUbuntu 14.04，今天我在我的系统上发布了sudo apt-get upgrade，输出是

Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n]
Setting up sagemath-upstream-binary (6.7ppa7) ...
Running Sage once as root to set paths
┌────────────────────────────────────────────────────────────────────┐
│ SageMath Version 6.7, Release Date: 2015-05-17                     │
│ Type "notebook()" for the browser-based notebook interface.        │
│ Type "help()" for help.                                            │
└────────────────────────────────────────────────────────────────────┘
Traceback (most recent call last):
File "/usr/lib/sagemath/src/bin/sage-ipython", line 7, in <module>
from sage.repl.interpreter import SageTerminalApp
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/sage/__init__.py", line 3, in <module>
from sage.repl.ipython_extension import load_ipython_extension
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.py", line 59, in <module>
from IPython.core.magic import Magics, magics_class, line_magic
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/__init__.py", line 45, in <module>
from .config.loader import Config
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/config/__init__.py", line 6, in <module>
from .application import *
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/config/application.py", line 9, in <module>
import json
File "/usr/lib/sagemath/local/lib/python/json/__init__.py", line 108, in <module>
from .decoder import JSONDecoder
File "/usr/lib/sagemath/local/lib/python/json/decoder.py", line 5, in <module>
import struct
File "/usr/lib/sagemath/local/lib/python/struct.py", line 1, in <module>
from _struct import *
ImportError: No module named _struct
dpkg: error processing package sagemath-upstream-binary (--configure):
subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
sagemath-upstream-binary
E: Sub-process /usr/bin/dpkg returned an error code (1)

sage和发出sage返回似乎有问题。

┌────────────────────────────────────────────────────────────────────┐
│ SageMath Version 6.7, Release Date: 2015-05-17                     │
│ Type "notebook()" for the browser-based notebook interface.        │
│ Type "help()" for help.                                            │
└────────────────────────────────────────────────────────────────────┘
Traceback (most recent call last):
File "/usr/lib/sagemath/src/bin/sage-ipython", line 7, in <module>
from sage.repl.interpreter import SageTerminalApp
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/sage/__init__.py", line 3, in <module>
from sage.repl.ipython_extension import load_ipython_extension
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.py", line 59, in <module>
from IPython.core.magic import Magics, magics_class, line_magic
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/__init__.py", line 45, in <module>
from .config.loader import Config
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/config/__init__.py", line 6, in <module>
from .application import *
File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/config/application.py", line 9, in <module>
import json
File "/usr/lib/sagemath/local/lib/python/json/__init__.py", line 108, in <module>
from .decoder import JSONDecoder
File "/usr/lib/sagemath/local/lib/python/json/decoder.py", line 5, in <module>
import struct
File "/usr/lib/sagemath/local/lib/python/struct.py", line 1, in <module>
from _struct import *
ImportError: No module named _struct

有人知道我的系统出了什么问题吗？如果是的话，我怎样才能解决它呢？

Answer 1

看起来在上传到镜像的构建中有一个问题。他们正试图修复它。临时修复方法是使用以下命令恢复到以前的版本

sudo apt-get install sagemath-upstream-binary=6.6ppa1
sudo apt-mark hold sagemath-upstream-binary 

有关它的更多信息，请访问这个链接。您也可以在那里跟踪讨论，因为它们将在修复完成后发布。