[#850] - guard against link not being found in alinks
[#850] - guard against link not being found in alinks

Bitergia/allura,apache/incubator-allura,apache/allura,Bitergia/allura,heiths/allura,lym/allura-git,heiths/allura,leotrubach/sourceforge-allura,apache/allura,Bitergia/allura,lym/allura-git,apache/incubator-allura,leotrubach/sourceforge-allura,apache/allura,heiths/allura,apache/allura,Bitergia/allura,apache/allura,heiths/allura,Bitergia/allura,lym/allura-git,leotrubach/sourceforge-allura,apache/incubator-allura,apache/incubator-allura,lym/allura-git,heiths/allura,leotrubach/sourceforge-allura,lym/allura-git