diff --git a/bin/lib/Language.py b/bin/lib/Language.py
index a53391d8..87a2db31 100755
--- a/bin/lib/Language.py
+++ b/bin/lib/Language.py
@@ -440,7 +440,11 @@ def delete_obj_translation(obj_global_id, language, field=''):
 class LanguagesDetector:
 
     def __init__(self, nb_langs=3, min_proportion=0.2, min_probability=-1, min_len=0):
-        self.lt = LibreTranslateAPI(get_translator_instance())
+        lt_url = get_translator_instance()
+        if not lt_url:
+            self.lt = None
+        else:
+            self.lt = LibreTranslateAPI(get_translator_instance())
         try:
             self.lt.languages()
         except Exception:
diff --git a/bin/modules/OcrExtractor.py b/bin/modules/OcrExtractor.py
index 03b03724..b96c030e 100755
--- a/bin/modules/OcrExtractor.py
+++ b/bin/modules/OcrExtractor.py
@@ -9,6 +9,7 @@ The OcrExtractor Module
 ##################################
 # Import External packages
 ##################################
+import cv2
 import os
 import sys
 
@@ -103,7 +104,7 @@ class OcrExtractor(AbstractModule):
             print(image.id, languages)
             try:
                 texts = Ocrs.extract_text(path, languages)
-            except ValueError as e:
+            except (OSError, ValueError, cv2.error) as e:
                 self.logger.warning(e)
                 self.obj.add_tag('infoleak:confirmed="false-positive"')
                 texts = None
diff --git a/installing_deps.sh b/installing_deps.sh
index c681249b..996d0dfb 100755
--- a/installing_deps.sh
+++ b/installing_deps.sh
@@ -72,6 +72,7 @@ popd
 # pgpdump
 test ! -d pgpdump && git clone https://github.com/kazu-yamamoto/pgpdump.git
 pushd pgpdump/
+autoreconf -fiW all
 ./configure
 make
 sudo make install