报错如下：
[*] Bundler failed to load and returned this error: ‘cannot load such file -- bundler/setup‘[*] You may need to uninstall or upgrade bundler
解决如下：
gem install bundler:1.17.3
详情如下：
msfvenom生成木马报错
原文：https://www.cnblogs.com/Yang34/p/12349283.html
