我尝试imagemagick通过以下方式安装软件包
sudo apt-get install imagemagick
我现在收到以下错误，如何修复它。
$ sudo apt-get install imagemagick
Reading package lists... Done
Building dependency tree
Reading state information... Done
imagemagick is already the newest version (8:6.9.7.4+dfsg-16ubuntu2.3).
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] y
Setting up install-info (6.4.90.dfsg.1-1build1) ...
/usr/sbin/update-info-dir: 2: /etc/environment: TESSDATA_PREFIX: not found
dpkg: …