You should configure deployment settings in _config.yml first! Available deployer plugins: git

[xunlongdingxue]

I have set up with the command npm install hexo-deployer-git --save
and hexo clean and hexo generate and hexo deploy and yml`s content
is

 theme: next
# Deployment
## Docs: https://hexo.io/docs/deployment.html

deploy:
type: git
repository: git@github.com:xunlongdingxue/xunlongdingxue.github.io.git 

but when deploy the teminal give the message

You should configure deployment settings in _config.yml first!  Available deployer plugins:   git

what should I do to solve the problem?

[leesei]

You have to modify the deploy blog in _config.yml.
Which part do you not understand?

Here's the Chinese doc:
https://hexo.io/zh-cn/docs/deployment.html

Also validate YAML with Online YAML Parser

[leesei]

Please open new issue if the problem persists.

[T-OneSoul]

Please open new issue if the problem persists.

i have same problem,and the file(_config.yml) show that

,how deal it ,this picture is my problem

[uiolee]

Because you didn't configure the deploy settings correctly

[uiolee]

https://hexo.io/docs/one-command-deployment

[uiolee]

https://hexo.io/docs/one-command-deployment#Git