![](https://urielzion.com/wp-content/uploads/2020/11/image-10-1024x147.png)
503 Service Unavailable (Failed to connect to endpoint: [N7Vmacore4Http20NamedPipeServiceSpecE:0x00007f18d0004b00] _serverNamespace = / action = Allow _pipeName =/var/run/vmware/vpxd-webserver-pipe)
![](https://urielzion.com/wp-content/uploads/2020/11/image-12.png)
https://kb.vmware.com/s/article/79248
https://kb.vmware.com/s/article/76719
![](https://urielzion.com/wp-content/uploads/2020/11/image-11.png)
check service status
![](https://urielzion.com/wp-content/uploads/2020/11/image-14.png)
log in to the vc appliainc
![](https://urielzion.com/wp-content/uploads/2020/11/image-15-1024x195.png)
The final solution that solved and replaced all the certificates For all Services :