package install-info 4.13a.dfsg.1-6ubuntu3 failed to install/upgrade: ErrorMessage: 子进程 已安装 post-installation 脚本 返回了错误号 127

[SKaiser]

it shows many time

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: install-info 4.13a.dfsg.1-6ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Thu Jul 7 18:27:40 2011
ErrorMessage: ErrorMessage: 子进程 已安装 post-installation 脚本 返回了错误号 127
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release Candidate amd64 (20100928)
SourcePackage: texinfo
Title: package install-info 4.13a.dfsg.1-6ubuntu3 failed to install/upgrade: ErrorMessage: 子进程 已安装 post-installation 脚本 返回了错误号 127
UpgradeStatus: Upgraded to natty on 2011-07-07 (0 days ago)

[Brian Murray (brian-murray)]

There seems to be a configuration error in your /etc/environment file which you will need to resolve manually.

正在设置 install-info (4.13a.dfsg.1-6ubuntu3) ...^M
/etc/environment: 行 5: $'\342\200\234export': 未找到命令^M
dpkg：处理 install-info (--configure)时出错：^M
 子进程 已安装 post-installation 脚本 返回了错误号 127^M
选中了曾被取消选择的软件包 info。^M