Name: Di An Date: 11/20/17-04:41:01 PM Z


Hi!

There is something wrong when I install FeynCal:

Import[“https://raw.githubusercontent.com/FeynCalc/feyncalc/master/\
install.m”]
InstallFeynCalc[]
Installing FeynCalc from C:\Users\Administrator\Desktop\111\feyncalc-hotfix-stable.zip …done!
FeynCalc zip file was saved to C:\Users\Administrator\Desktop\111\feyncalc-hotfix-stable.zip.
Extracting FeynCalc zip file to C:\Users\Administrator\Desktop\111\feyncalc-hotfix-stable.zip.dir …done!
Copying FeynCalc to C:\Users\Administrator\AppData\Roaming\Mathematica\Applications\FeynCalc …done!
Setting up the help system … Setting up the format type of new output cells … done!
Installing FeynArts from C:\Users\Administrator\Desktop\111\feynarts-mirror-master.zip …done!
FeynArts zip file was saved to C:\Users\Administrator\Desktop\111\feynarts-mirror-master.zip.
Extracting FeynArts zip file to C:\Users\Administrator\AppData\Roaming\Mathematica\Applications\FeynCalc\FeynArts …done!
Copying FeynArts to C:\Users\Administrator\AppData\Roaming\Mathematica\Applications\FeynCalc\FeynArts …done!

Installation complete! Loading FeynCalc …
ExtractArchive::fmterr: Invalid ZIP file. >>
ExtractArchive::fmterr: Invalid ZIP file. >>
Get::noopen: Cannot open FeynCalc`. >>

How can I fix this?
please help me!