请问运行npm install ipp时报错该怎么处理？

[botexelhx]

请问运行npm install ipp时报错该怎么处理？
root@npm:~/ipp-middleware-main# npm install ipp
npm WARN package.json [email protected] license should be a valid SPDX license expression
npm WARN install Refusing to install ipp as a dependency of itself
更换过多个license名称也无法运行。