diff --git a/src/documents/consumer.py b/src/documents/consumer.py
index aef8c6345..2fbbe7a0a 100755
--- a/src/documents/consumer.py
+++ b/src/documents/consumer.py
@@ -25,6 +25,8 @@ from .signals import (
     document_consumption_started
 )
 
+from django.utils.translation import gettext as _
+
 
 class ConsumerError(Exception):
     pass
@@ -32,10 +34,10 @@ class ConsumerError(Exception):
 
 class Consumer(LoggingMixin):
 
-    def _send_progress(self, filename, current_progress, max_progress, status,
+    def _send_progress(self, current_progress, max_progress, status,
                        message, document_id=None):
         payload = {
-            'filename': os.path.basename(filename),
+            'filename': os.path.basename(self.filename),
             'task_id': self.task_id,
             'current_progress': current_progress,
             'max_progress': max_progress,
@@ -47,10 +49,10 @@ class Consumer(LoggingMixin):
                                                      {'type': 'status_update',
                                                       'data': payload})
 
-    def _fail(self, message):
-        self._send_progress(self.filename, 100, 100, 'FAILED',
-                            message)
-        raise ConsumerError(f"{self.filename}: {message}")
+    def _fail(self, message, log_message=None):
+        self._send_progress(100, 100, 'FAILED', message)
+        self.log("error", log_message or message)
+        raise ConsumerError(f"{self.filename}: {log_message or message}")
 
     def __init__(self):
         super().__init__()
@@ -66,11 +68,10 @@ class Consumer(LoggingMixin):
 
     def pre_check_file_exists(self):
         if not os.path.isfile(self.path):
-            self.log(
-                "error",
-                "Cannot consume {}: It is not a file.".format(self.path)
+            self._fail(
+                _("File not found"),
+                f"Cannot consume {self.path}: It is not a file."
             )
-            self._fail("File not found")
 
     def pre_check_duplicate(self):
         with open(self.path, "rb") as f:
@@ -78,11 +79,10 @@ class Consumer(LoggingMixin):
         if Document.objects.filter(Q(checksum=checksum) | Q(archive_checksum=checksum)).exists():  # NOQA: E501
             if settings.CONSUMER_DELETE_DUPLICATES:
                 os.unlink(self.path)
-            self.log(
-                "error",
-                "Not consuming {}: It is a duplicate.".format(self.filename)
+            self._fail(
+                _("Document is a duplicate"),
+                f"Not consuming {self.filename}: It is a duplicate."
             )
-            self._fail("Document is a duplicate")
 
     def pre_check_directories(self):
         os.makedirs(settings.SCRATCH_DIR, exist_ok=True)
@@ -95,14 +95,16 @@ class Consumer(LoggingMixin):
             return
 
         if not os.path.isfile(settings.PRE_CONSUME_SCRIPT):
-            raise ConsumerError(
+            self._fail(
+                _("Pre-consume script does not exist."),
                 f"Configured pre-consume script "
                 f"{settings.PRE_CONSUME_SCRIPT} does not exist.")
 
         try:
             Popen((settings.PRE_CONSUME_SCRIPT, self.path)).wait()
         except Exception as e:
-            raise ConsumerError(
+            self._fail(
+                _("Error while executing pre-consume script"),
                 f"Error while executing pre-consume script: {e}"
             )
 
@@ -111,9 +113,11 @@ class Consumer(LoggingMixin):
             return
 
         if not os.path.isfile(settings.POST_CONSUME_SCRIPT):
-            raise ConsumerError(
+            self._fail(
+                _("Post-consume script does not exist."),
                 f"Configured post-consume script "
-                f"{settings.POST_CONSUME_SCRIPT} does not exist.")
+                f"{settings.POST_CONSUME_SCRIPT} does not exist."
+            )
 
         try:
             Popen((
@@ -129,8 +133,9 @@ class Consumer(LoggingMixin):
                     "name", flat=True)))
             )).wait()
         except Exception as e:
-            raise ConsumerError(
-                f"Error while executing pre-consume script: {e}"
+            self._fail(
+                _("Error while executing post-consume script"),
+                f"Error while executing post-consume script: {e}"
             )
 
     def try_consume_file(self,
@@ -153,8 +158,7 @@ class Consumer(LoggingMixin):
         self.override_tag_ids = override_tag_ids
         self.task_id = task_id or str(uuid.uuid4())
 
-        self._send_progress(self.filename, 0, 100, 'WORKING',
-                            'Received new file.')
+        self._send_progress(0, 100, 'WORKING', _('Received new file'))
 
         # this is for grouping logging entries for this particular file
         # together.
@@ -177,10 +181,13 @@ class Consumer(LoggingMixin):
 
         parser_class = get_parser_class_for_mime_type(mime_type)
         if not parser_class:
-            self._fail(f"Unsupported mime type {mime_type}")
+            self._fail(
+                _("File type %(type)s not supported") %
+                {'type': mime_type},
+                f"Unsupported mime type {mime_type}"
+            )
         else:
-            self.log("debug",
-                     f"Parser: {parser_class.__name__}")
+            self.log("debug", f"Parser: {parser_class.__name__}")
 
         # Notify all listeners that we're going to do some work.
 
@@ -195,7 +202,7 @@ class Consumer(LoggingMixin):
         def progress_callback(current_progress, max_progress, message):
             # recalculate progress to be within 20 and 80
             p = int((current_progress / max_progress) * 50 + 20)
-            self._send_progress(self.filename, p, 100, "WORKING", message)
+            self._send_progress(p, 100, "WORKING", message)
 
         # This doesn't parse the document yet, but gives us a parser.
 
@@ -206,32 +213,36 @@ class Consumer(LoggingMixin):
 
         # Parse the document. This may take some time.
 
+        text = None
+        date = None
+        thumbnail = None
+        archive_path = None
+
         try:
-            self._send_progress(self.filename, 20, 100, 'WORKING',
-                                'Parsing document...')
+            self._send_progress(20, 100, 'WORKING', _('Parsing document...'))
             self.log("debug", "Parsing {}...".format(self.filename))
             document_parser.parse(self.path, mime_type, self.filename)
 
             self.log("debug", f"Generating thumbnail for {self.filename}...")
-            self._send_progress(self.filename, 70, 100, 'WORKING',
-                                'Generating thumbnail...')
+            self._send_progress(70, 100, 'WORKING',
+                                _('Generating thumbnail...'))
             thumbnail = document_parser.get_optimised_thumbnail(
                 self.path, mime_type)
 
             text = document_parser.get_text()
             date = document_parser.get_date()
             if not date:
-                self._send_progress(self.filename, 90, 100, 'WORKING',
-                                    'Getting date from document...')
+                self._send_progress(90, 100, 'WORKING',
+                                    _('Getting date from document...'))
                 date = parse_date(self.filename, text)
             archive_path = document_parser.get_archive_path()
 
         except ParseError as e:
             document_parser.cleanup()
-            self.log(
-                "error",
-                f"Error while consuming document {self.filename}: {e}")
-            self._fail(str(e))
+            self._fail(
+                str(e),
+                f"Error while consuming document {self.filename}: {e}"
+            )
 
         # Prepare the document classifier.
 
@@ -247,8 +258,7 @@ class Consumer(LoggingMixin):
                 "warning",
                 f"Cannot classify documents: {e}.")
             classifier = None
-        self._send_progress(self.filename, 95, 100, 'WORKING',
-                            'Storing the document...')
+        self._send_progress(95, 100, 'WORKING', _('Saving document...'))
         # now that everything is done, we can start to store the document
         # in the system. This will be a transaction and reasonably fast.
         try:
@@ -302,12 +312,11 @@ class Consumer(LoggingMixin):
                 os.unlink(self.path)
 
         except Exception as e:
-            self.log(
-                "error",
+            self._fail(
+                str(e),
                 f"The following error occured while consuming "
                 f"{self.filename}: {e}"
             )
-            self._fail(str(e))
         finally:
             document_parser.cleanup()
 
@@ -318,8 +327,7 @@ class Consumer(LoggingMixin):
             "Document {} consumption finished".format(document)
         )
 
-        self._send_progress(self.filename, 100, 100, 'SUCCESS',
-                            'Finished.', document.id)
+        self._send_progress(100, 100, 'SUCCESS', _('Finished.'), document.id)
 
         return document
 
diff --git a/src/documents/serialisers.py b/src/documents/serialisers.py
index 70a44d3fd..aa4ef4bf8 100644
--- a/src/documents/serialisers.py
+++ b/src/documents/serialisers.py
@@ -8,6 +8,8 @@ from .models import Correspondent, Tag, Document, Log, DocumentType, \
     SavedView, SavedViewFilterRule
 from .parsers import is_mime_type_supported
 
+from django.utils.translation import gettext as _
+
 
 # https://www.django-rest-framework.org/api-guide/serializers/#example
 class DynamicFieldsModelSerializer(serializers.ModelSerializer):
@@ -378,7 +380,9 @@ class PostDocumentSerializer(serializers.Serializer):
 
         if not is_mime_type_supported(mime_type):
             raise serializers.ValidationError(
-                "This file type is not supported.")
+                _("File type %(type)s not supported") %
+                {'type': mime_type}
+            )
 
         return document.name, document_data
 
diff --git a/src/locale/en-us/LC_MESSAGES/django.po b/src/locale/en-us/LC_MESSAGES/django.po
index 414caba52..5451b8dde 100644
--- a/src/locale/en-us/LC_MESSAGES/django.po
+++ b/src/locale/en-us/LC_MESSAGES/django.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-01-10 21:41+0000\n"
+"POT-Creation-Date: 2021-01-26 14:59+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -21,320 +21,374 @@ msgstr ""
 msgid "Documents"
 msgstr ""
 
-#: documents/models.py:32
-msgid "Any word"
+#: documents/consumer.py:72
+msgid "File not found"
+msgstr "Datei nicht gefunden"
+
+#: documents/consumer.py:83
+msgid "Document is a duplicate"
+msgstr "Dokument existiert bereits"
+
+#: documents/consumer.py:99
+msgid "Pre-consume script does not exist."
+msgstr ""
+
+#: documents/consumer.py:107
+msgid "Error while executing pre-consume script"
+msgstr ""
+
+#: documents/consumer.py:117
+msgid "Post-consume script does not exist."
+msgstr ""
+
+#: documents/consumer.py:137
+msgid "Error while executing post-consume script"
+msgstr ""
+
+#: documents/consumer.py:161
+msgid "Received new file"
+msgstr ""
+
+#: documents/consumer.py:185 documents/serialisers.py:383
+#, fuzzy, python-format
+#| msgid "File type {type} not supported."
+msgid "File type %(type)s not supported"
+msgstr "Dateityp {type} wird nicht unterstützt"
+
+#: documents/consumer.py:222
+msgid "Parsing document..."
+msgstr ""
+
+#: documents/consumer.py:228
+msgid "Generating thumbnail..."
+msgstr ""
+
+#: documents/consumer.py:236
+msgid "Getting date from document..."
+msgstr ""
+
+#: documents/consumer.py:261
+msgid "Saving document..."
+msgstr ""
+
+#: documents/consumer.py:330
+msgid "Finished."
 msgstr ""
 
 #: documents/models.py:33
-msgid "All words"
+msgid "Any word"
 msgstr ""
 
 #: documents/models.py:34
-msgid "Exact match"
+msgid "All words"
 msgstr ""
 
 #: documents/models.py:35
-msgid "Regular expression"
+msgid "Exact match"
 msgstr ""
 
 #: documents/models.py:36
-msgid "Fuzzy word"
+msgid "Regular expression"
 msgstr ""
 
 #: documents/models.py:37
+msgid "Fuzzy word"
+msgstr ""
+
+#: documents/models.py:38
 msgid "Automatic"
 msgstr ""
 
-#: documents/models.py:41 documents/models.py:354 paperless_mail/models.py:25
+#: documents/models.py:42 documents/models.py:352 paperless_mail/models.py:25
 #: paperless_mail/models.py:109
 msgid "name"
 msgstr ""
 
-#: documents/models.py:45
+#: documents/models.py:46
 msgid "match"
 msgstr ""
 
-#: documents/models.py:49
+#: documents/models.py:50
 msgid "matching algorithm"
 msgstr ""
 
-#: documents/models.py:55
+#: documents/models.py:56
 msgid "is insensitive"
 msgstr ""
 
-#: documents/models.py:80 documents/models.py:140
+#: documents/models.py:75 documents/models.py:135
 msgid "correspondent"
 msgstr ""
 
-#: documents/models.py:81
+#: documents/models.py:76
 msgid "correspondents"
 msgstr ""
 
-#: documents/models.py:103
+#: documents/models.py:98
 msgid "color"
 msgstr ""
 
-#: documents/models.py:107
+#: documents/models.py:102
 msgid "is inbox tag"
 msgstr ""
 
-#: documents/models.py:109
+#: documents/models.py:104
 msgid ""
 "Marks this tag as an inbox tag: All newly consumed documents will be tagged "
 "with inbox tags."
 msgstr ""
 
-#: documents/models.py:114
+#: documents/models.py:109
 msgid "tag"
 msgstr ""
 
-#: documents/models.py:115 documents/models.py:171
+#: documents/models.py:110 documents/models.py:166
 msgid "tags"
 msgstr ""
 
-#: documents/models.py:121 documents/models.py:153
+#: documents/models.py:116 documents/models.py:148
 msgid "document type"
 msgstr ""
 
-#: documents/models.py:122
+#: documents/models.py:117
 msgid "document types"
 msgstr ""
 
-#: documents/models.py:130
+#: documents/models.py:125
 msgid "Unencrypted"
 msgstr ""
 
-#: documents/models.py:131
+#: documents/models.py:126
 msgid "Encrypted with GNU Privacy Guard"
 msgstr ""
 
-#: documents/models.py:144
+#: documents/models.py:139
 msgid "title"
 msgstr ""
 
-#: documents/models.py:157
+#: documents/models.py:152
 msgid "content"
 msgstr ""
 
-#: documents/models.py:159
+#: documents/models.py:154
 msgid ""
 "The raw, text-only data of the document. This field is primarily used for "
 "searching."
 msgstr ""
 
-#: documents/models.py:164
+#: documents/models.py:159
 msgid "mime type"
 msgstr ""
 
-#: documents/models.py:175
+#: documents/models.py:170
 msgid "checksum"
 msgstr ""
 
-#: documents/models.py:179
+#: documents/models.py:174
 msgid "The checksum of the original document."
 msgstr ""
 
-#: documents/models.py:183
+#: documents/models.py:178
 msgid "archive checksum"
 msgstr ""
 
-#: documents/models.py:188
+#: documents/models.py:183
 msgid "The checksum of the archived document."
 msgstr ""
 
-#: documents/models.py:192 documents/models.py:332
+#: documents/models.py:187 documents/models.py:330
 msgid "created"
 msgstr ""
 
-#: documents/models.py:196
+#: documents/models.py:191
 msgid "modified"
 msgstr ""
 
-#: documents/models.py:200
+#: documents/models.py:195
 msgid "storage type"
 msgstr ""
 
-#: documents/models.py:208
+#: documents/models.py:203
 msgid "added"
 msgstr ""
 
-#: documents/models.py:212
+#: documents/models.py:207
 msgid "filename"
 msgstr ""
 
-#: documents/models.py:217
+#: documents/models.py:212
 msgid "Current filename in storage"
 msgstr ""
 
-#: documents/models.py:221
+#: documents/models.py:216
 msgid "archive serial number"
 msgstr ""
 
-#: documents/models.py:226
+#: documents/models.py:221
 msgid "The position of this document in your physical document archive."
 msgstr ""
 
-#: documents/models.py:232
+#: documents/models.py:227
 msgid "document"
 msgstr ""
 
-#: documents/models.py:233
+#: documents/models.py:228
 msgid "documents"
 msgstr ""
 
-#: documents/models.py:315
+#: documents/models.py:313
 msgid "debug"
 msgstr ""
 
-#: documents/models.py:316
+#: documents/models.py:314
 msgid "information"
 msgstr ""
 
-#: documents/models.py:317
+#: documents/models.py:315
 msgid "warning"
 msgstr ""
 
-#: documents/models.py:318
+#: documents/models.py:316
 msgid "error"
 msgstr ""
 
-#: documents/models.py:319
+#: documents/models.py:317
 msgid "critical"
 msgstr ""
 
-#: documents/models.py:323
+#: documents/models.py:321
 msgid "group"
 msgstr ""
 
-#: documents/models.py:326
+#: documents/models.py:324
 msgid "message"
 msgstr ""
 
-#: documents/models.py:329
+#: documents/models.py:327
 msgid "level"
 msgstr ""
 
-#: documents/models.py:336
+#: documents/models.py:334
 msgid "log"
 msgstr ""
 
-#: documents/models.py:337
+#: documents/models.py:335
 msgid "logs"
 msgstr ""
 
-#: documents/models.py:348 documents/models.py:398
+#: documents/models.py:346 documents/models.py:396
 msgid "saved view"
 msgstr ""
 
-#: documents/models.py:349
+#: documents/models.py:347
 msgid "saved views"
 msgstr ""
 
-#: documents/models.py:352
+#: documents/models.py:350
 msgid "user"
 msgstr ""
 
-#: documents/models.py:358
+#: documents/models.py:356
 msgid "show on dashboard"
 msgstr ""
 
-#: documents/models.py:361
+#: documents/models.py:359
 msgid "show in sidebar"
 msgstr ""
 
-#: documents/models.py:365
+#: documents/models.py:363
 msgid "sort field"
 msgstr ""
 
-#: documents/models.py:368
+#: documents/models.py:366
 msgid "sort reverse"
 msgstr ""
 
-#: documents/models.py:374
+#: documents/models.py:372
 msgid "title contains"
 msgstr ""
 
-#: documents/models.py:375
+#: documents/models.py:373
 msgid "content contains"
 msgstr ""
 
-#: documents/models.py:376
+#: documents/models.py:374
 msgid "ASN is"
 msgstr ""
 
-#: documents/models.py:377
+#: documents/models.py:375
 msgid "correspondent is"
 msgstr ""
 
-#: documents/models.py:378
+#: documents/models.py:376
 msgid "document type is"
 msgstr ""
 
-#: documents/models.py:379
+#: documents/models.py:377
 msgid "is in inbox"
 msgstr ""
 
-#: documents/models.py:380
+#: documents/models.py:378
 msgid "has tag"
 msgstr ""
 
-#: documents/models.py:381
+#: documents/models.py:379
 msgid "has any tag"
 msgstr ""
 
-#: documents/models.py:382
+#: documents/models.py:380
 msgid "created before"
 msgstr ""
 
-#: documents/models.py:383
+#: documents/models.py:381
 msgid "created after"
 msgstr ""
 
-#: documents/models.py:384
+#: documents/models.py:382
 msgid "created year is"
 msgstr ""
 
-#: documents/models.py:385
+#: documents/models.py:383
 msgid "created month is"
 msgstr ""
 
-#: documents/models.py:386
+#: documents/models.py:384
 msgid "created day is"
 msgstr ""
 
-#: documents/models.py:387
+#: documents/models.py:385
 msgid "added before"
 msgstr ""
 
-#: documents/models.py:388
+#: documents/models.py:386
 msgid "added after"
 msgstr ""
 
-#: documents/models.py:389
+#: documents/models.py:387
 msgid "modified before"
 msgstr ""
 
-#: documents/models.py:390
+#: documents/models.py:388
 msgid "modified after"
 msgstr ""
 
-#: documents/models.py:391
+#: documents/models.py:389
 msgid "does not have tag"
 msgstr ""
 
-#: documents/models.py:402
+#: documents/models.py:400
 msgid "rule type"
 msgstr ""
 
-#: documents/models.py:406
+#: documents/models.py:404
 msgid "value"
 msgstr ""
 
-#: documents/models.py:412
+#: documents/models.py:410
 msgid "filter rule"
 msgstr ""
 
-#: documents/models.py:413
+#: documents/models.py:411
 msgid "filter rules"
 msgstr ""
 
@@ -378,23 +432,23 @@ msgstr ""
 msgid "Sign in"
 msgstr ""
 
-#: paperless/settings.py:268
+#: paperless/settings.py:286
 msgid "English"
 msgstr ""
 
-#: paperless/settings.py:269
+#: paperless/settings.py:287
 msgid "German"
 msgstr ""
 
-#: paperless/settings.py:270
+#: paperless/settings.py:288
 msgid "Dutch"
 msgstr ""
 
-#: paperless/settings.py:271
+#: paperless/settings.py:289
 msgid "French"
 msgstr ""
 
-#: paperless/urls.py:108
+#: paperless/urls.py:114
 msgid "Paperless-ng administration"
 msgstr ""