我在 Ubuntu 14.04 上尝试安装最新版本的 Avogadro（因为软件中心中的版本显示问题），当我到达时make，它会打印所有这些错误：
[ 98%] Linking CXX shared module ../../../lib/animationextension.so
[ 98%] Linking CXX shared module ../../../lib/povrayextension.so
In file included from /usr/local/include/eigen2/Eigen/Core:102:0,
from /home/jake/src/avogadro/libavogadro/src/extensions/vrmldialog.h:33,
from /home/jake/src/avogadro/libavogadro/src/extensions/vrmldialog.cpp:25:
/usr/local/include/eigen2/Eigen/src/Core/util/Memory.h: In function ‘Integer Eigen::ei_alignmentOffset(const Scalar*, Integer)’:
/usr/local/include/eigen2/Eigen/src/Core/util/Memory.h:232:51: warning: typedef ‘Packet’ locally defined but not used [-Wunused-local-typedefs]
typedef typename ei_packet_traits<Scalar>::type Packet;
^
In file included from /usr/local/include/eigen2/Eigen/Core:102:0,
from /home/jake/build/avogadro/libavogadro/src/extensions/../../../../../src/avogadro/libavogadro/src/extensions/vrmldialog.h:33,
from /home/jake/build/avogadro/libavogadro/src/extensions/../../../../../src/avogadro/libavogadro/src/extensions/vrmlextension.h:28,
from /home/jake/build/avogadro/libavogadro/src/extensions/moc_vrmlextension.cxx:9:
/usr/local/include/eigen2/Eigen/src/Core/util/Memory.h: In function ‘Integer Eigen::ei_alignmentOffset(const Scalar*, Integer)’:
/usr/local/include/eigen2/Eigen/src/Core/util/Memory.h:232:51: warning: typedef ‘Packet’ locally defined but not used [-Wunused-local-typedefs]
typedef typename ei_packet_traits<Scalar>::type Packet;
^
In file included from /usr/local/include/eigen2/Eigen/Core:102:0,
from /home/jake/build/avogadro/libavogadro/src/extensions/../../../../../src/avogadro/libavogadro/src/extensions/vrmldialog.h:33,
from /home/jake/build/avogadro/libavogadro/src/extensions/moc_vrmldialog.cxx:9:
/usr/local/include/eigen2/Eigen/src/Core/util/Memory.h: In function ‘Integer Eigen::ei_alignmentOffset(const Scalar*, Integer)’:
/usr/local/include/eigen2/Eigen/src/Core/util/Memory.h:232:51: warning: typedef ‘Packet’ locally defined but not used [-Wunused-local-typedefs]
typedef typename ei_packet_traits<Scalar>::type Packet;
^
[ 98%] Built target povrayextension
[ 98%] Built target animationextension
[ 98%] Linking CXX shared module ../../../lib/supercellextension.so
[ 98%] Built target supercellextension
[ 98%] Linking CXX shared module ../../../lib/vrmlextension.so
[ 98%] Built target vrmlextension
make: *** [all] Error 2
我是 Linux 新手。
我应该怎么办？