想通过星火应用商店安装文件传输助手，第一步就失败了，求解决方法！

(Reading database ... 267146 files and directories currently installed.)
Preparing to unpack .../spark-store_3.0.3-13_amd64.deb ...
Network failed ! Cancel the installation
An error occurred while applying changes:
An error occurred while applying changes: dpkg: error processing archive /home/zhoucj/Downloads/spark-store_3.0.3-13_amd64.deb (--install):
 new spark-store package pre-installation script subprocess returned error exit status 255
Could not parse file "/usr/share/applications/screensavers/glitchpeg.desktop": Key file contains line ?several times a second.  After a while, finds a new image to corrupt. Written by Jamie Zawinski; 2018.? which is not a key-value pair, group, or comment
Errors were encountered while processing:
 /home/zhoucj/Downloads/spark-store_3.0.3-13_amd64.deb