diff --git a/data/io.github.mrvladus.List.metainfo.xml.in.in b/data/io.github.mrvladus.List.metainfo.xml.in.in
index f9e84bd8..2e597cae 100644
--- a/data/io.github.mrvladus.List.metainfo.xml.in.in
+++ b/data/io.github.mrvladus.List.metainfo.xml.in.in
@@ -57,6 +57,14 @@
     </screenshot>
   </screenshots>
   <releases>
+    <release version="45.0.3" date="2023-10-22">
+      <description translatable="no">
+        <p>Fixed:</p>
+        <ul>
+          <li>Bug when all sub-tasks becomes unfinished when new sub-task added or moved.</li>
+        </ul>
+      </description>
+    </release>
     <release version="45.0.2" date="2023-10-19">
       <description translatable="no">
         <p>Fixed:</p>
diff --git a/errands/utils/sync.py b/errands/utils/sync.py
index c3066124..8e1d7679 100644
--- a/errands/utils/sync.py
+++ b/errands/utils/sync.py
@@ -108,10 +108,10 @@ def _connect(self) -> bool:
             url=self.url, username=self.username, password=self.password
         ) as client:
             try:
-                principal: Principal = client.principal()
+                self.principal: Principal = client.principal()
                 Log.info(f"Connected to {self.name} server at '{self.url}'")
                 self.can_sync = True
-                self._setup_calendar(principal)
+                self._setup_calendar(self.principal)
                 self.window.sync_btn.set_visible(True)
             except:
                 Log.error(f"Can't connect to {self.name} server at '{self.url}'")
@@ -145,7 +145,7 @@ def _get_tasks(self) -> list[dict]:
             return tasks
         except:
             Log.error(f"Can't get tasks from {self.name}")
-            return None
+            return []
 
     def _fetch(self):
         """
@@ -205,8 +205,8 @@ def _fetch(self):
 
         UserData.set(data)
 
-    def _setup_calendar(self, principal: Principal) -> None:
-        calendars: list[Calendar] = principal.calendars()
+    def _setup_calendar(self) -> None:
+        calendars: list[Calendar] = self.principal.calendars()
         cal_name: str = GSettings.get("sync-cal-name")
         cal_exists: bool = False
         errands_cal_exists: bool = False
@@ -219,12 +219,12 @@ def _setup_calendar(self, principal: Principal) -> None:
                 errands_cal_exists = True
         if not cal_exists and cal_name != "":
             Log.debug(f"Create new calendar '{cal_name}' on {self.name}")
-            self.calendar = principal.make_calendar(
+            self.calendar = self.principal.make_calendar(
                 cal_name, supported_calendar_component_set=["VTODO"]
             )
         if not errands_cal_exists and cal_name == "":
             Log.debug(f"Create new calendar 'Errands' on {self.name}")
-            self.calendar = principal.make_calendar(
+            self.calendar = self.principal.make_calendar(
                 "Errands", supported_calendar_component_set=["VTODO"]
             )
 
@@ -232,8 +232,8 @@ def sync(self, fetch: bool) -> None:
         """
         Sync local tasks with provider
         """
-
-        caldav_tasks: list[dict] | None = self._get_tasks()
+        # self._setup_calendar()
+        caldav_tasks: list[dict] = self._get_tasks()
 
         Log.info(f"Sync tasks with {self.name}")
 
diff --git a/meson.build b/meson.build
index ef6edfce..0789317f 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project(
   'errands',
-  version: '45.0.2',
+  version: '45.0.3',
   meson_version: '>= 0.62.0',
 )