Hello!There is something wrong when I install FeynHelpers:Import["https://raw.githubusercontent.com/FeynCalc/feynhelpers/master/\
install.m"]
InstallFeynHelpers[]
Downloading FeynHelpers from https://github.com/FeynCalc/feynhelpers/archive/stable.zip ...done!
FeynHelpers zip file was saved to C:\Users\zdm\AppData\Local\Temp\m-e1118b6b-bbc5-4274-95a9-ad1f1aa0867c.
Extracting FeynHelpers zip file to C:\Users\zdm\AppData\Local\Temp\m-e1118b6b-bbc5-4274-95a9-ad1f1aa0867c.dir ...done!
Copying FeynHelpers to C:\Users\zdm\AppData\Roaming\Mathematica\Applications\FeynCalc\AddOns\FeynHelpers ...done!
done!
Downloading Package-X from http://www.hepforge.org/archive/packagex/X-2.1.0.zip ...done!
Package-X zip file was saved to C:\Users\zdm\AppData\Local\Temp\m-ace5264e-2dd2-48cd-bee7-7b5c4e7b4258.
Extracting Package-X zip file to C:\Users\zdm\AppData\Local\Temp\m-ace5264e-2dd2-48cd-bee7-7b5c4e7b4258.dir ...done!
Copying Package-X to C:\Users\zdm\AppData\Roaming\Mathematica\Applications\X ...done!
Downloading FIRE from https://bitbucket.org/feynmanIntegrals/fire/downloads/FIRE5.2.tar.gz ...done!
FIRE tarball was saved to $Failed.
Extracting FIRE tarball to $Failed<>.dir ...done!
Copying FIRE to C:\Users\zdm\AppData\Roaming\Mathematica\Applications\FIRE5 ...done!
Installation complete! To load FeynHelpers, restart Mathematica and evaluate
$LoadAddOns={"FeynHelpers"};
before you load FeynCalc;
URLSave::invhttp: Failure when receiving data from the peer. >>
StringJoin::string: String expected at position 1 in $Failed<>.dir. >>
StringJoin::string: String expected at position 1 in $Failed<>.tmp. >>
CopyDirectory::fstr: File specification FileNameJoin[{$Failed<>.dir,fire,FIRE5}] is not a string of one or more characters. >>
How can I install this?
please help me!
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