X-Git-Url: http://nitlanguage.org

diff --git a/lib/mongodb/mongodb.nit b/lib/mongodb/mongodb.nit
index db83acd..1e9b9bd 100644
--- a/lib/mongodb/mongodb.nit
+++ b/lib/mongodb/mongodb.nit
@@ -256,6 +256,7 @@ class MongoClient
 		assert is_alive
 		var res = new Array[String]
 		var nas = native.database_names
+		if nas == null then return res
 		var i = 0
 		var name = nas[i]
 		while not name.address_is_null do
@@ -360,6 +361,7 @@ class MongoDb
 		assert is_alive
 		var res = new Array[String]
 		var nas = native.collection_names
+		if nas == null then return res
 		var i = 0
 		var name = nas[i]
 		while not name.address_is_null do
@@ -599,6 +601,7 @@ class MongoCollection
 	fun find(query: JsonObject): nullable JsonObject do
 		assert is_alive
 		var c = native.find(query.to_bson.native)
+		assert is_alive # FIXME used to avoid segfault (so `self` isn't garbage collected to soon)
 		if c == null then return null
 		var cursor = new MongoCursor(c)
 		if cursor.is_ok then