diff --git a/bazarr/radarr/sync/movies.py b/bazarr/radarr/sync/movies.py
index eb951f251..909b7a5a4 100644
--- a/bazarr/radarr/sync/movies.py
+++ b/bazarr/radarr/sync/movies.py
@@ -10,7 +10,7 @@ from utilities.path_mappings import path_mappings
 from subtitles.indexer.movies import store_subtitles_movie, movies_full_scan_subtitles
 from radarr.rootfolder import check_radarr_rootfolder
 from subtitles.mass_download import movies_download_subtitles
-from app.database import TableMovies, database, insert, update, delete, select
+from app.database import TableMovies, TableLanguagesProfiles, database, insert, update, delete, select
 from app.event_handler import event_stream, show_progress, hide_progress
 
 from .utils import get_profile_list, get_tags, get_movies_from_radarr_api
@@ -74,6 +74,13 @@ def update_movies(send_event=True):
     else:
         movie_default_profile = None
 
+    # Prevent trying to insert a movie with a non-existing languages profileId
+    if (movie_default_profile and not database.execute(
+            select(TableLanguagesProfiles)
+            .where(TableLanguagesProfiles.profileId == movie_default_profile))
+            .first()):
+        movie_default_profile = None
+
     if apikey_radarr is None:
         pass
     else:
diff --git a/bazarr/sonarr/sync/series.py b/bazarr/sonarr/sync/series.py
index 92c819a71..09ee8e43b 100644
--- a/bazarr/sonarr/sync/series.py
+++ b/bazarr/sonarr/sync/series.py
@@ -8,7 +8,7 @@ from app.config import settings
 from sonarr.info import url_sonarr
 from subtitles.indexer.series import list_missing_subtitles
 from sonarr.rootfolder import check_sonarr_rootfolder
-from app.database import TableShows, database, insert, update, delete, select
+from app.database import TableShows, TableLanguagesProfiles, database, insert, update, delete, select
 from utilities.path_mappings import path_mappings
 from app.event_handler import event_stream, show_progress, hide_progress
 
@@ -32,6 +32,13 @@ def update_series(send_event=True):
     else:
         serie_default_profile = None
 
+    # Prevent trying to insert a series with a non-existing languages profileId
+    if (serie_default_profile and not database.execute(
+            select(TableLanguagesProfiles)
+            .where(TableLanguagesProfiles.profileId == serie_default_profile))
+            .first()):
+        serie_default_profile = None
+
     audio_profiles = get_profile_list()
     tagsDict = get_tags()