There may be more in the main Jenkins log from when that happens. It could be an SSL/TLS related or network issue between your gitlab instance and Jenkins.
On Monday, July 4, 2016 at 4:50:38 PM UTC+10, Sharon Francis wrote: > > I'm Getting this error while trying to connect to git repo through > jenkins. > > if anyone has faced this issue pls share your views. > -- You received this message because you are subscribed to the Google Groups "Jenkins Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to jenkinsci-dev+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-dev/ed83af0e-a408-416d-ac9a-4a636edc4cf9%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.