3 files changed, 7 insertions, 2 deletions

diff --git a/server/initializers/checker-after-init.ts b/server/initializers/checker-after-init.ts
index 53124f9ec..a99dbba37 100644
--- a/server/initializers/checker-after-init.ts
+++ b/server/initializers/checker-after-init.ts
@@ -61,6 +61,7 @@ function checkConfig () {
 
   // Redundancies
   const redundancyVideos = CONFIG.REDUNDANCY.VIDEOS.STRATEGIES
+  console.log(redundancyVideos)
   if (isArray(redundancyVideos)) {
     const available = [ 'most-views', 'trending', 'recently-added' ]
     for (const r of redundancyVideos) {
@@ -83,6 +84,8 @@ function checkConfig () {
     if (recentlyAddedStrategy && isNaN(recentlyAddedStrategy.minViews)) {
       return 'Min views in recently added strategy is not a number'
     }
+  } else {
+    return 'Videos redundancy should be an array (you must uncomment lines containing - too)'
   }
 
   // Check storage directory locations
diff --git a/server/initializers/checker-before-init.ts b/server/initializers/checker-before-init.ts
index 3e1d2c589..ef12b3eea 100644
--- a/server/initializers/checker-before-init.ts
+++ b/server/initializers/checker-before-init.ts
@@ -1,6 +1,5 @@
 import * as config from 'config'
 import { promisify0 } from '../helpers/core-utils'
-import { isArray } from '../helpers/custom-validators/misc'
 
 // ONLY USE CORE MODULES IN THIS FILE!
 
@@ -42,7 +41,8 @@ function checkMissedConfig () {
   }
 
   const redundancyVideos = config.get<any>('redundancy.videos.strategies')
-  if (isArray(redundancyVideos)) {
+
+  if (Array.isArray(redundancyVideos)) {
     for (const r of redundancyVideos) {
       if (!r.size) miss.push('redundancy.videos.strategies.size')
       if (!r.min_lifetime) miss.push('redundancy.videos.strategies.min_lifetime')
diff --git a/server/initializers/constants.ts b/server/initializers/constants.ts
index 7a3ec3874..54cd57619 100644
--- a/server/initializers/constants.ts
+++ b/server/initializers/constants.ts
@@ -881,6 +881,8 @@ function buildVideosExtname () {
 function buildVideosRedundancy (objs: any[]): VideosRedundancy[] {
   if (!objs) return []
 
+  if (!Array.isArray(objs)) return objs
+
   return objs.map(obj => {
     return Object.assign({}, obj, {
       minLifetime: parseDuration(obj.min_lifetime),