eclipse无法连接市场，Marketplace报错

MarketplaceDiscoveryStrategy failed with an error
Cannot complete request to https://marketplace.eclipse.org/api/p?client=org.eclipse.epp.mpc.core&client.version=1.8.3.v20200522-1533&os=win32&ws=win32&nl=zh_CN&java.version=1.8.0_211&product=org.eclipse.epp.package.jee.product&product.version=4.16.0.I20200604-0540&runtime.version=3.18.0.v20200506-2143&platform.version=4.16.0.v20200604-0540: Unable to read repository at https://marketplace.eclipse.org/api/p?client=org.eclipse.epp.mpc.core&client.version=1.8.3.v20200522-1533&os=win32&ws=win32&nl=zh_CN&java.version=1.8.0_211&product=org.eclipse.epp.package.jee.product&product.version=4.16.0.I20200604-0540&runtime.version=3.18.0.v20200506-2143&platform.version=4.16.0.v20200604-0540.
Unable to read repository at https://marketplace.eclipse.org/api/p?client=org.eclipse.epp.mpc.core&client.version=1.8.3.v20200522-1533&os=win32&ws=win32&nl=zh_CN&java.version=1.8.0_211&product=org.eclipse.epp.package.jee.product&product.version=4.16.0.I20200604-0540&runtime.version=3.18.0.v20200506-2143&platform.version=4.16.0.v20200604-0540.
sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

网上搜了很多解决方法，改eclipse.ini文件，还有改eclipse中window->preferences->General->Network Connect都没有效果。

你自己电脑网络问题吧

网上搜了很多说是网络问题，但是我个人尝试了很多次网上的解决方法，重复确认了并不是网络的问题。后来由于个人原因，重装一遍系统，然后再同样的方式安装了一遍，发现可以了。个人观点，应该是c盘中有些配置文件有问题，仅个人猜想。