Add error handling w retty when opening index

src-ui/src/locale/messages.nl_NL.xlf

@@ -496,7 +496,7 @@
           <context context-type="sourcefile">src/app/components/manage/mail/mail.component.html</context>
           <context context-type="linenumber">4</context>
         </context-group>
-        <target state="translated">Beheer e-mailaccounts en regels voor het automatisch importeren van documenten.</target>
+        <target state="translated">E-mailaccounts en regels voor automatisch importeren van documenten beheren.</target>
       </trans-unit>
       <trans-unit id="2258659358902319601" datatype="html">
         <source>Workflows give you more control over the document pipeline.</source>
@@ -740,7 +740,7 @@
           <context context-type="sourcefile">src/app/components/admin/logs/logs.component.html</context>
           <context context-type="linenumber">4</context>
         </context-group>
-        <target state="translated">Bekijk de logbestanden van de applicatie en voor het ophalen van e-mails.</target>
+        <target state="translated">Bekijk de logbestanden voor de applicatie en voor het ophalen van e-mails.</target>
       </trans-unit>
       <trans-unit id="8461842260159597706" datatype="html">
         <source>Show</source>
@@ -764,7 +764,7 @@
           <context context-type="sourcefile">src/app/components/admin/logs/logs.component.html</context>
           <context context-type="linenumber">17</context>
         </context-group>
-        <target state="translated">regels</target>
+        <target state="needs-translation">lines</target>
       </trans-unit>
       <trans-unit id="8838884664569764142" datatype="html">
         <source>Auto refresh</source>
@@ -892,7 +892,7 @@
           <context context-type="sourcefile">src/app/components/admin/logs/logs.component.html</context>
           <context context-type="linenumber">62</context>
         </context-group>
-        <target state="translated">Spring naar beneden</target>
+        <target state="needs-translation">Jump to bottom</target>
       </trans-unit>
       <trans-unit id="1255048712725285892" datatype="html">
         <source>Options to customize appearance, notifications and more. Settings apply to the &lt;strong&gt;current user only&lt;/strong&gt;.</source>
@@ -1416,7 +1416,7 @@
           <context context-type="sourcefile">src/app/components/admin/settings/settings.component.html</context>
           <context context-type="linenumber">266,268</context>
         </context-group>
-        <target state="translated"> Instellingen zijn van toepassing op dit account voor objecten (tags, mailregels, enz., maar niet op documenten) die via de webinterface zijn aangemaakt. </target>
+        <target state="needs-translation"> Settings apply to this user account for objects (Tags, Mail Rules, etc. but not documents) created via the web UI. </target>
       </trans-unit>
       <trans-unit id="4292903881380648974" datatype="html">
         <source>Default Owner</source>
@@ -1956,7 +1956,7 @@
           <context context-type="sourcefile">src/app/components/admin/tasks/tasks.component.html</context>
           <context context-type="linenumber">64</context>
         </context-group>
-        <target state="translated">Resultaat</target>
+        <target state="translated">Resultaten</target>
       </trans-unit>
       <trans-unit id="314315645942131479" datatype="html" approved="yes">
         <source>Info</source>
@@ -3952,7 +3952,7 @@
           <context context-type="sourcefile">src/app/components/common/dates-dropdown/dates-dropdown.component.ts</context>
           <context context-type="linenumber">121</context>
         </context-group>
-        <target state="translated">Vorige week</target>
+        <target state="needs-translation">Previous week</target>
       </trans-unit>
       <trans-unit id="8586908745456864217" datatype="html">
         <source>Previous month</source>
@@ -3960,7 +3960,7 @@
           <context context-type="sourcefile">src/app/components/common/dates-dropdown/dates-dropdown.component.ts</context>
           <context context-type="linenumber">135</context>
         </context-group>
-        <target state="translated">Vorige maand</target>
+        <target state="needs-translation">Previous month</target>
       </trans-unit>
       <trans-unit id="357608474534295480" datatype="html">
         <source>Previous quarter</source>
@@ -3968,7 +3968,7 @@
           <context context-type="sourcefile">src/app/components/common/dates-dropdown/dates-dropdown.component.ts</context>
           <context context-type="linenumber">141</context>
         </context-group>
-        <target state="translated">Vorig kwartaal</target>
+        <target state="needs-translation">Previous quarter</target>
       </trans-unit>
       <trans-unit id="100513227838842152" datatype="html">
         <source>Previous year</source>
@@ -3976,7 +3976,7 @@
           <context context-type="sourcefile">src/app/components/common/dates-dropdown/dates-dropdown.component.ts</context>
           <context context-type="linenumber">155</context>
         </context-group>
-        <target state="translated">Vorig jaar</target>
+        <target state="needs-translation">Previous year</target>
       </trans-unit>
       <trans-unit id="8743659855412792665" datatype="html" approved="yes">
         <source>Matching algorithm</source>
@@ -4700,7 +4700,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/mail-rule-edit-dialog/mail-rule-edit-dialog.component.ts</context>
           <context context-type="linenumber">118</context>
         </context-group>
-        <target state="translated">Geen titel van deze regel toewijzen</target>
+        <target state="translated">Titel van deze regel niet gebruiken</target>
       </trans-unit>
       <trans-unit id="1568902914205618549" datatype="html">
         <source>Do not assign a correspondent</source>
@@ -4724,7 +4724,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/mail-rule-edit-dialog/mail-rule-edit-dialog.component.ts</context>
           <context context-type="linenumber">133</context>
         </context-group>
-        <target state="translated">Gebruik de naam (of e-mailadres indien niet beschikbaar)</target>
+        <target state="translated">Gebruik de naam (of het e-mailadres indien niet beschikbaar)</target>
       </trans-unit>
       <trans-unit id="1258862217749148424" datatype="html">
         <source>Use correspondent selected below</source>
@@ -5276,7 +5276,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.html</context>
           <context context-type="linenumber">183</context>
         </context-group>
-        <target state="translated">Geavanceerde filters</target>
+        <target state="needs-translation">Advanced Filters</target>
       </trans-unit>
       <trans-unit id="910026778839409110" datatype="html">
         <source>Add filter</source>
@@ -5284,7 +5284,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.html</context>
           <context context-type="linenumber">190</context>
         </context-group>
-        <target state="translated">Filter toevoegen</target>
+        <target state="needs-translation">Add filter</target>
       </trans-unit>
       <trans-unit id="5671193617280178107" datatype="html">
         <source>No advanced workflow filters defined.</source>
@@ -5292,7 +5292,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.html</context>
           <context context-type="linenumber">195</context>
         </context-group>
-        <target state="translated">Er zijn geen geavanceerde workflow filters gedefinieerd.</target>
+        <target state="needs-translation">No advanced workflow filters defined.</target>
       </trans-unit>
       <trans-unit id="6892734625735572404" datatype="html">
         <source> Complete the custom field query configuration. </source>
@@ -5300,7 +5300,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.html</context>
           <context context-type="linenumber">224,226</context>
         </context-group>
-        <target state="translated"> Voltooi de query configuratie van het aangepaste veld. </target>
+        <target state="needs-translation"> Complete the custom field query configuration. </target>
       </trans-unit>
       <trans-unit id="6417103744331194518" datatype="html">
         <source>Action type</source>
@@ -5680,7 +5680,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">203</context>
         </context-group>
-        <target state="translated">Heeft een van deze labels</target>
+        <target state="needs-translation">Has any of these tags</target>
       </trans-unit>
       <trans-unit id="4166903555074156852" datatype="html">
         <source>Has all of these tags</source>
@@ -5688,7 +5688,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">210</context>
         </context-group>
-        <target state="translated">Heeft al deze labels</target>
+        <target state="needs-translation">Has all of these tags</target>
       </trans-unit>
       <trans-unit id="6624363795312783141" datatype="html">
         <source>Does not have these tags</source>
@@ -5696,7 +5696,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">217</context>
         </context-group>
-        <target state="translated">Geen van deze labels</target>
+        <target state="needs-translation">Does not have these tags</target>
       </trans-unit>
       <trans-unit id="5281365940563983618" datatype="html">
         <source>Has correspondent</source>
@@ -5712,7 +5712,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">232</context>
         </context-group>
-        <target state="translated">Geen van deze correspondenten</target>
+        <target state="needs-translation">Does not have correspondents</target>
       </trans-unit>
       <trans-unit id="4806713133917046341" datatype="html">
         <source>Has document type</source>
@@ -5728,7 +5728,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">248</context>
         </context-group>
-        <target state="translated">Geen van deze documenttypes</target>
+        <target state="needs-translation">Does not have document types</target>
       </trans-unit>
       <trans-unit id="4277260190522078330" datatype="html">
         <source>Has storage path</source>
@@ -5736,7 +5736,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">256</context>
         </context-group>
-        <target state="translated">Heeft opslagpad</target>
+        <target state="needs-translation">Has storage path</target>
       </trans-unit>
       <trans-unit id="6070943364927280151" datatype="html">
         <source>Does not have storage paths</source>
@@ -5744,7 +5744,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">264</context>
         </context-group>
-        <target state="translated">Geen van deze opslagpaden</target>
+        <target state="needs-translation">Does not have storage paths</target>
       </trans-unit>
       <trans-unit id="6250799006816371860" datatype="html">
         <source>Matches custom field query</source>
@@ -5752,7 +5752,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">272</context>
         </context-group>
-        <target state="translated">Komt overeen met aangepast veld query</target>
+        <target state="needs-translation">Matches custom field query</target>
       </trans-unit>
       <trans-unit id="3138206142174978019" datatype="html">
         <source>Create new workflow</source>
@@ -8735,7 +8735,7 @@
           <context context-type="sourcefile">src/app/components/document-list/document-list.component.html</context>
           <context context-type="linenumber">18</context>
         </context-group>
-        <target state="translated">Selecteer:</target>
+        <target state="needs-translation">Select:</target>
       </trans-unit>
       <trans-unit id="6252070156626006029" datatype="html">
         <source>None</source>

src-ui/src/locale/messages.ru_RU.xlf

@@ -5736,7 +5736,7 @@
           <context context-type="sourcefile">src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts</context>
           <context context-type="linenumber">256</context>
         </context-group>
-        <target state="translated">Имеет путь к хранилищу</target>
+        <target state="needs-translation">Has storage path</target>
       </trans-unit>
       <trans-unit id="6070943364927280151" datatype="html">
         <source>Does not have storage paths</source>

src/documents/index.py

@@ -10,6 +10,7 @@ from datetime import time
 from datetime import timedelta
 from datetime import timezone
 from shutil import rmtree
+from time import sleep
 from typing import TYPE_CHECKING
 from typing import Literal
 
@@ -32,6 +33,7 @@ from whoosh.highlight import HtmlFormatter
 from whoosh.idsets import BitSet
 from whoosh.idsets import DocIdSet
 from whoosh.index import FileIndex
+from whoosh.index import LockError
 from whoosh.index import create_in
 from whoosh.index import exists_in
 from whoosh.index import open_dir
@@ -97,11 +99,33 @@ def get_schema() -> Schema:
 
 
 def open_index(*, recreate=False) -> FileIndex:
-    try:
-        if exists_in(settings.INDEX_DIR) and not recreate:
-            return open_dir(settings.INDEX_DIR, schema=get_schema())
-    except Exception:
-        logger.exception("Error while opening the index, recreating.")
+    transient_exceptions = (FileNotFoundError, LockError)
+    max_retries = 3
+    retry_delay = 0.1
+
+    for attempt in range(max_retries + 1):
+        try:
+            if exists_in(settings.INDEX_DIR) and not recreate:
+                return open_dir(settings.INDEX_DIR, schema=get_schema())
+            break
+        except transient_exceptions as exc:
+            is_last_attempt = attempt == max_retries or recreate
+            if is_last_attempt:
+                logger.exception(
+                    "Error while opening the index after retries, recreating.",
+                )
+                break
+
+            logger.warning(
+                "Transient error while opening the index (attempt %s/%s): %s. Retrying.",
+                attempt + 1,
+                max_retries + 1,
+                exc,
+            )
+            sleep(retry_delay)
+        except Exception:
+            logger.exception("Error while opening the index, recreating.")
+            break
 
     # create_in doesn't handle corrupted indexes very well, remove the directory entirely first
     if settings.INDEX_DIR.is_dir():

src/documents/tests/test_index.py

@@ -1,6 +1,7 @@
 from datetime import datetime
 from unittest import mock
 
+from django.conf import settings
 from django.contrib.auth.models import User
 from django.test import SimpleTestCase
 from django.test import TestCase
@@ -251,3 +252,31 @@ class TestRewriteNaturalDateKeywords(SimpleTestCase):
         result = self._rewrite_with_now("added:today", fixed_now)
         # Should convert to UTC properly
         self.assertIn("added:[20250719", result)
+
+
+class TestIndexResilience(DirectoriesMixin, SimpleTestCase):
+    def test_transient_missing_segment_does_not_force_recreate(self):
+        file_marker = settings.INDEX_DIR / "file_marker.txt"
+        file_marker.write_text("keep")
+        expected_index = object()
+
+        with (
+            mock.patch("documents.index.exists_in", return_value=True),
+            mock.patch(
+                "documents.index.open_dir",
+                side_effect=[FileNotFoundError("missing"), expected_index],
+            ) as mock_open_dir,
+            mock.patch(
+                "documents.index.create_in",
+            ) as mock_create_in,
+            mock.patch(
+                "documents.index.rmtree",
+            ) as mock_rmtree,
+        ):
+            ix = index.open_index()
+
+        self.assertIs(ix, expected_index)
+        self.assertGreaterEqual(mock_open_dir.call_count, 2)
+        mock_rmtree.assert_not_called()
+        mock_create_in.assert_not_called()
+        self.assertEqual(file_marker.read_text(), "keep")

src/locale/nl_NL/LC_MESSAGES/django.po

@@ -3,7 +3,7 @@ msgstr ""
 "Project-Id-Version: paperless-ngx\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2025-12-12 17:41+0000\n"
-"PO-Revision-Date: 2025-12-13 12:13\n"
+"PO-Revision-Date: 2025-12-12 17:44\n"
 "Last-Translator: \n"
 "Language-Team: Dutch\n"
 "Language: nl_NL\n"

src/locale/ru_RU/LC_MESSAGES/django.po

@@ -3,7 +3,7 @@ msgstr ""
 "Project-Id-Version: paperless-ngx\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2025-12-12 17:41+0000\n"
-"PO-Revision-Date: 2025-12-17 00:36\n"
+"PO-Revision-Date: 2025-12-12 17:44\n"
 "Last-Translator: \n"
 "Language-Team: Russian\n"
 "Language: ru_RU\n"