diff --git a/Troubleshooting.asciidoc b/Troubleshooting.asciidoc
index edf4306..06ea404 100644
--- a/Troubleshooting.asciidoc
+++ b/Troubleshooting.asciidoc
@@ -13,5 +13,7 @@
 
 eg. chmod -R 1000:1000 /var/local/szurubooru
 
+# "Could not fetch basic configuration from server.":
 
+ElasticSearch is failing to initialise, ensure vm.max_map_count parameter for ElasticSearch is changed, https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html#_set_vm_max_map_count_to_at_least_262144[Click here for instructions]