certificate verification failed

[debojitkakoti]

fulentd is not able to connect to kubernetes api server it is throwing the below error

flb_io_tls.c:348 X509 - Certificate verification failed, e.g. CRL, CA or signature check
Tried with
tls.verify off but still throwing the same error!

[marciorf]

Change kube url to https://kubernetes.default

[Robonglious]

Change kube url to https://kubernetes.default

No success, same message