我的 USB 上有一个 14.04.1 的映像，我试图将它安装在一台旧的 HP probook 6545b 上。它可以正常启动和运行，但是单击安装按钮时，什么也没有发生。此外，当尝试直接从开始菜单安装时，它无法安装，但在显示大约一微秒的错误后再次启动生命系统。
调查安装程序的 debug.txt，它显示：
Ubiquity 2.18.8
Traceback (most recent call last):
File "/usr/lib/ubiquity/bin/ubiquity", line 636, in <module>
main(oem_config)
File "/usr/lib/ubiquity/bin/ubiquity", line 620, in main
install(args[0], query=options.query)
File "/usr/lib/ubiquity/bin/ubiquity", line 242, in install
ui = importlib.import_module('ubiquity.frontend.%s' % f)
File "/usr/lib/python3.4/importlib/__init__.py", line 109, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 2231, in _gcd_import
File "<frozen importlib._bootstrap>", line 2214, in _find_and_load
File "<frozen importlib._bootstrap>", line 2203, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1200, in _load_unlocked
File "<frozen importlib._bootstrap>", line 1129, in _exec
File "<frozen importlib._bootstrap>", line 1448, in exec_module
File "<frozen importlib._bootstrap>", line 321, in _call_with_frames_removed
File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 46, in <module>
import dbus
File "/usr/lib/python3/dist-packages/dbus/__init__.py", line 103, in <module>
from dbus._dbus import Bus, SystemBus, SessionBus, StarterBus
File "/usr/lib/python3/dist-packages/dbus/_dbus.py", line 39, in <module>
from dbus.bus import BusConnection
File "/usr/lib/python3/dist-packages/dbus/bus.py", line 39, in <module>
from dbus.connection import Connection
File "/usr/lib/python3/dist-packages/dbus/connection.py", line 37, in <module>
from dbus.proxies import ProxyObject
File "/usr/lib/python3/dist-packages/dbus/proxies.py", line 34, in <module>
from dbus._expat_introspect_parser import process_introspection_data
File "/usr/lib/python3/dist-packages/dbus/_expat_introspect_parser.py", line 26, in <module>
from xml.parsers.expat import ParserCreate
File "<frozen importlib._bootstrap>", line 2214, in _find_and_load
File "<frozen importlib._bootstrap>", line 2203, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1200, in _load_unlocked
File "<frozen importlib._bootstrap>", line 1129, in _exec
File "<frozen importlib._bootstrap>", line 1444, in exec_module
File "<frozen importlib._bootstrap>", line 1548, in get_code
File "<frozen importlib._bootstrap>", line 1601, in get_data
OSError: [Errno 5] Input/output error
Error in sys.excepthook:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/apport_python_hook.py", line 63, in apport_excepthook
from apport.fileutils import likely_packaged, get_recent_crashes
File "<frozen importlib._bootstrap>", line 2214, in _find_and_load
File "<frozen importlib._bootstrap>", line 2203, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1200, in _load_unlocked
File "<frozen importlib._bootstrap>", line 1129, in _exec
File "<frozen importlib._bootstrap>", line 1444, in exec_module
File "<frozen importlib._bootstrap>", line 1548, in get_code
File "<frozen importlib._bootstrap>", line 1601, in get_data
OSError: [Errno 5] Input/output error
Original exception was:
Traceback (most recent call last):
File "/usr/lib/ubiquity/bin/ubiquity", line 636, in <module>
main(oem_config)
File "/usr/lib/ubiquity/bin/ubiquity", line 620, in main
install(args[0], query=options.query)
File "/usr/lib/ubiquity/bin/ubiquity", line 242, in install
ui = importlib.import_module('ubiquity.frontend.%s' % f)
File "/usr/lib/python3.4/importlib/__init__.py", line 109, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 2231, in _gcd_import
File "<frozen importlib._bootstrap>", line 2214, in _find_and_load
File "<frozen importlib._bootstrap>", line 2203, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1200, in _load_unlocked
File "<frozen importlib._bootstrap>", line 1129, in _exec
File "<frozen importlib._bootstrap>", line 1448, in exec_module
File "<frozen importlib._bootstrap>", line 321, in _call_with_frames_removed
File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 46, in <module>
import dbus
File "/usr/lib/python3/dist-packages/dbus/__init__.py", line 103, in <module>
from dbus._dbus import Bus, SystemBus, SessionBus, StarterBus
File "/usr/lib/python3/dist-packages/dbus/_dbus.py", line 39, in <module>
from dbus.bus import BusConnection
File "/usr/lib/python3/dist-packages/dbus/bus.py", line 39, in <module>
from dbus.connection import Connection
File "/usr/lib/python3/dist-packages/dbus/connection.py", line 37, in <module>
from dbus.proxies import ProxyObject
File "/usr/lib/python3/dist-packages/dbus/proxies.py", line 34, in <module>
from dbus._expat_introspect_parser import process_introspection_data
File "/usr/lib/python3/dist-packages/dbus/_expat_introspect_parser.py", line 26, in <module>
from xml.parsers.expat import ParserCreate
File "<frozen importlib._bootstrap>", line 2214, in _find_and_load
File "<frozen importlib._bootstrap>", line 2203, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1200, in _load_unlocked
File "<frozen importlib._bootstrap>", line 1129, in _exec
File "<frozen importlib._bootstrap>", line 1444, in exec_module
File "<frozen importlib._bootstrap>", line 1548, in get_code
File "<frozen importlib._bootstrap>", line 1601, in get_data
OSError: [Errno 5] Input/output error
我找到了这里有类似的问题，但是这似乎与 upowerd 相连，但我在调试日志中没有看到它。
任何帮助，将不胜感激...