大佬们 请教一个问题 ValidatorException: PKIX path building

这几种办法都用了还是报错
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
... 78 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
... 78 more

还有文章说修改SDK版本。。改了29 30 34都不行

停用电脑防火墙也不行