diff --git a/packages/addons/service/locale/changelog.txt b/packages/addons/service/locale/changelog.txt
index e447f8e84f..986bcb8894 100644
--- a/packages/addons/service/locale/changelog.txt
+++ b/packages/addons/service/locale/changelog.txt
@@ -1,3 +1,6 @@
+103:
+- Fix localedef call, add error detection
+
 102:
 - Include localedef
 
diff --git a/packages/addons/service/locale/package.mk b/packages/addons/service/locale/package.mk
index e4afc309f8..7ad064fa30 100644
--- a/packages/addons/service/locale/package.mk
+++ b/packages/addons/service/locale/package.mk
@@ -2,7 +2,7 @@
 # Copyright (C) 2017-present Team LibreELEC (https://libreelec.tv)
 
 PKG_NAME="locale"
-PKG_REV="102"
+PKG_REV="103"
 PKG_ARCH="any"
 PKG_DEPENDS_TARGET="toolchain glibc"
 PKG_SECTION="service"
@@ -34,10 +34,9 @@ addon() {
     if [ "${l}" = "POSIX" ]; then
       continue
     fi
-    locales+="|${l}"
+    locales+="$(echo -e '\\\n              <option>'"${l}"'</option>')"
   done
-  locales="${locales:1}"
 
-  sed -e "s/@LOCALES@/${locales}/" \
+  sed -e "s|@LOCALES@|${locales}|" \
       -i ${ADDON_BUILD}/${PKG_ADDON_ID}/resources/settings.xml
 }
diff --git a/packages/addons/service/locale/resources/settings.xml b/packages/addons/service/locale/resources/settings.xml
index 5157d70e48..4fa663090d 100644
--- a/packages/addons/service/locale/resources/settings.xml
+++ b/packages/addons/service/locale/resources/settings.xml
@@ -1,7 +1,37 @@
-<?xml version="1.0" encoding="utf-8" standalone="yes"?>
-<settings>
-   <category   label="30000">
-      <setting label="30001" id="charmap" type="select" default="UTF-8" values="UTF-8" enable="false" />
-      <setting label="30002" id="locale"  type="select" default="en_GB" values="@LOCALES@" />
+<?xml version="1.0" ?>
+<settings version="1">
+  <section id="service.locale">
+    <category id="configuration" label="30000" help="">
+      <group id="1">
+        <setting id="charmap" type="string" label="30001" help="">
+          <level>0</level>
+          <default>UTF-8</default>
+          <constraints>
+            <options>
+              <option>UTF-8</option>
+            </options>
+          </constraints>
+          <dependencies>
+            <dependency type="enable">
+              <condition on="property" name="InfoBool">false</condition>
+            </dependency>
+          </dependencies>
+          <control type="list" format="string">
+            <heading>30001</heading>
+          </control>
+        </setting>
+        <setting id="locale" type="string" label="30002" help="">
+          <level>0</level>
+          <default>en_GB</default>
+          <constraints>
+            <options>@LOCALES@
+            </options>
+          </constraints>
+          <control type="list" format="string">
+            <heading>30002</heading>
+          </control>
+        </setting>
+      </group>
     </category>
+  </section>
 </settings>
diff --git a/packages/addons/service/locale/source/default.py b/packages/addons/service/locale/source/default.py
index d34da59446..0124daa08e 100644
--- a/packages/addons/service/locale/source/default.py
+++ b/packages/addons/service/locale/source/default.py
@@ -38,8 +38,20 @@ class Monitor(xbmc.Monitor):
 
       if os.path.isdir(localepath) == False:
          os.environ['I18NPATH'] = i18npath
-         subprocess.call([os.path.join(path, 'bin/localedef'), '-f', charmap,
-                         '-i', locale, localepath])
+         rc = subprocess.run([os.path.join(path, 'bin/localedef'), '-v', '-f', charmap,
+                              '-i', locale, localepath], capture_output=True,
+                             stdin=subprocess.DEVNULL)
+
+         if rc.returncode not in [0, 1]:
+            xbmc.log(repr(rc), xbmc.LOGERROR)
+            try:
+               os.rmdir(localepath)
+            except OSError as e:
+               pass
+            if os.path.isfile(profile):
+               os.unlink(profile)
+            xbmcgui.Dialog().ok('Locale', strings(30004).format(lang))
+            return
 
       if os.path.isdir(profiled) == False:
          os.makedirs(profiled)
diff --git a/packages/addons/service/locale/source/resources/language/English/strings.po b/packages/addons/service/locale/source/resources/language/resource.language.en_gb/strings.po
similarity index 79%
rename from packages/addons/service/locale/source/resources/language/English/strings.po
rename to packages/addons/service/locale/source/resources/language/resource.language.en_gb/strings.po
index 0538888a41..5bb8e37165 100644
--- a/packages/addons/service/locale/source/resources/language/English/strings.po
+++ b/packages/addons/service/locale/source/resources/language/resource.language.en_gb/strings.po
@@ -17,3 +17,7 @@ msgstr ""
 msgctxt "#30003"
 msgid "Locale changed to {}. Please reboot to apply globally."
 msgstr ""
+
+msgctxt "#30004"
+msgid "Creating locale {} failed. Aborting."
+msgstr ""
diff --git a/packages/addons/service/locale/source/settings-default.xml b/packages/addons/service/locale/source/settings-default.xml
index 5db70160c9..e5018a4d90 100644
--- a/packages/addons/service/locale/source/settings-default.xml
+++ b/packages/addons/service/locale/source/settings-default.xml
@@ -1,4 +1,4 @@
-<settings>
-    <setting id="charmap" value="UTF-8" />
-    <setting id="locale" value="en_GB" />
+<settings version="2">
+    <setting id="charmap" default="true">UTF-8</setting>
+    <setting id="locale" default="true>en_GB</setting>
 </settings>