我的系统是Debian，我执行apt-get upgrade。但是出现如下错误
root@raspberrypi:~ # apt upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following package was automatically installed and is no longer required:
libllvm8
Use 'apt autoremove' to remove it.
The following packages will be upgraded:
bluez libicu63 rpi-eeprom rpi-eeprom-images
4 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/9,117 kB of archives.
After this operation, 1,051 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
Reading changelogs... Done
dpkg: unrecoverable fatal error, aborting:
loading files list file for package 'libpython2.7:armhf': cannot open /var/lib/dpkg/info/libpython2.7:armhf.list (Structure needs cleaning)
E: Sub-process /usr/bin/dpkg returned an error code (2)
我该如何解决？谢谢！！！