To Troubleshoot this issue: Verify if the following certificates are present on your computer: Verisign Class 3 Public Primary Certification Authority VeriSign Class 3 Primary CA - G5 VeriSign Class 3 Public Primary CA - G3 QuoVadis Root CA2 参考这个看看: https://collaborationhelp.cisco.com/article/en-us/WBX000027232
在cwms服务器上生成一个证书请求,然后通过这个证书请求去申请一个公网证书。验证您的计算机上是否存在以下证书 Verisign Class 3 Public Primary Certification Authority VeriSign Class 3 Primary CA - G5 VeriSign Class 3 Public Primary CA - G3 QuoVadis Root CA2