3 files changed, 6 insertions, 4 deletions

diff --git a/server/middlewares/validators/videos.ts b/server/middlewares/validators/videos.ts
index e99cdefb1..03742a522 100644
--- a/server/middlewares/validators/videos.ts
+++ b/server/middlewares/validators/videos.ts
@@ -8,7 +8,9 @@ import { CONSTRAINTS_FIELDS, SEARCHABLE_COLUMNS } from '../../initializers'
 import { logger, isVideoDurationValid } from '../../helpers'
 
 function videosAddValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  req.checkBody('videofile', 'Should have a valid file').isVideoFile(req.files)
+  // FIXME: Don't write an error message, it seems there is a bug with express-validator
+  // 'Should have a valid file'
+  req.checkBody('videofile').isVideoFile(req.files)
   req.checkBody('name', 'Should have a valid name').isVideoNameValid()
   req.checkBody('category', 'Should have a valid category').isVideoCategoryValid()
   req.checkBody('licence', 'Should have a valid licence').isVideoLicenceValid()
diff --git a/server/models/user.ts b/server/models/user.ts
index 0fbfdda50..cd383a16a 100644
--- a/server/models/user.ts
+++ b/server/models/user.ts
@@ -135,7 +135,7 @@ isPasswordMatch = function (password: string, callback: UserMethods.IsPasswordMa
   return comparePassword(password, this.password, callback)
 }
 
-toFormatedJSON = function () {
+toFormatedJSON = function (this: UserInstance) {
   return {
     id: this.id,
     username: this.username,
diff --git a/server/models/video.ts b/server/models/video.ts
index 3f808b811..2234664f4 100644
--- a/server/models/video.ts
+++ b/server/models/video.ts
@@ -447,7 +447,7 @@ isOwned = function () {
   return this.remoteId === null
 }
 
-toFormatedJSON = function () {
+toFormatedJSON = function (this: VideoInstance) {
   let podHost
 
   if (this.Author.Pod) {
@@ -488,7 +488,7 @@ toFormatedJSON = function () {
     views: this.views,
     likes: this.likes,
     dislikes: this.dislikes,
-    tags: map(this.Tags, 'name'),
+    tags: map<VideoTagInstance, string>(this.Tags, 'name'),
     thumbnailPath: join(STATIC_PATHS.THUMBNAILS, this.getThumbnailName()),
     createdAt: this.createdAt,
     updatedAt: this.updatedAt