fixes error when plugin rpc server is not reachable
fixes error when plugin rpc server is not reachable

Signed-off-by: Jonathan Berkhahn <8cee8fadf1c8e6e3ca6f5e7d5617d96aa76b918c@us.ibm.com>

xingzhou/cli,SrinivasChilveri/cli,rastasheep/trash-can,ofer43211/cli,EngineerBetter/cli,zhang-hua/cli,HuaweiTech/cli,evanfarrar/cli,fujitsu-cf/cli,carnell69/cli,markstgodard/cli,kavoj/cli,SrinivasChilveri/cli,SrinivasChilveri/cli,srikanth88infy/cli,18F/cli,pishro-cc/cli,cf-routing/cli,hyenaspots/cli,SrinivasChilveri/cli,simonleung8/cli,rastasheep/trash-can,srikanth88infy/cli,mcintyred/cli,diatmpravin/cli,cf-routing/cli,cgvarela/cli,saurabhguptasg/cli,ofer43211/cli,saravana76/cli,markstgodard/cli,18F/cli,carnell69/cli,hyenaspots/cli,xingzhou/cli,TomG713/cli,kavoj/cli,saurabhguptasg/cli,Zouuup/cli,ReachingOut/cli,ReachingOut/cli,evanfarrar/cli,saurabhguptasg/cli,cgvarela/cli,mcintyred/cli,HuaweiTech/cli,TomG713/cli,ofer43211/cli,Zouuup/cli,saravana76/cli,Zouuup/cli,zhang-hua/cli,ReachingOut/cli,saravana76/cli,HuaweiTech/cli,pishro-cc/cli,kavoj/cli,xingzhou/cli,ReachingOut/cli,rastasheep/trash-can,kavoj/cli,mcintyred/cli,carnell69/cli,ofer43211/cli,markstgodard/cli,cf-routing/cli,carnell69/cli,Zouuup/cli,diatmpravin/cli,EngineerBetter/cli,18F/cli,srikanth88infy/cli,saurabhguptasg/cli,simonleung8/cli,mcintyred/cli,hyenaspots/cli,rastasheep/trash-can,mcowger/cli,cf-routing/cli,TomG713/cli,fujitsu-cf/cli,mcowger/cli,evanfarrar/cli,diatmpravin/cli,TomG713/cli,mcowger/cli,fujitsu-cf/cli,mcowger/cli,hyenaspots/cli,xingzhou/cli,zhang-hua/cli,pishro-cc/cli,EngineerBetter/cli,EngineerBetter/cli,evanfarrar/cli,srikanth88infy/cli,zhang-hua/cli,simonleung8/cli,diatmpravin/cli,cgvarela/cli,18F/cli,markstgodard/cli,saravana76/cli,HuaweiTech/cli,pishro-cc/cli,cgvarela/cli