diff --git a/client/ayon_sitesync/addon.py b/client/ayon_sitesync/addon.py
index 3d9c88a..df2c0ba 100644
--- a/client/ayon_sitesync/addon.py
+++ b/client/ayon_sitesync/addon.py
@@ -1259,8 +1259,17 @@ def _transform_sites_from_settings(self, settings):
 
         for whole_site_info in settings.get("sites", []):
             site_name = whole_site_info["name"]
+            provider = whole_site_info.get("provider")
+            if not provider or provider not in whole_site_info:
+                # site saved in Settings without provider selected would
+                # break settings preparation for all projects
+                self.log.warning(
+                    "Site '{}' does not have valid provider configured"
+                    " ('{}'), skipping it.".format(site_name, provider)
+                )
+                continue
             provider_specific = copy.deepcopy(
-                whole_site_info[whole_site_info["provider"]]
+                whole_site_info[provider]
             )
             configured_site = {
                 "enabled": True,
@@ -1812,6 +1821,9 @@ def get_representations_sites_sync_state(
         Returns:
             list[dict]: dicts follow RepresentationSiteStateModel
         """
+        if not representation_ids:
+            return []
+
         endpoint = "{}/{}/state/representations".format(
             self.endpoint_prefix, project_name
         )
diff --git a/client/ayon_sitesync/providers/dropbox.py b/client/ayon_sitesync/providers/dropbox.py
index 3bec6e4..543de85 100644
--- a/client/ayon_sitesync/providers/dropbox.py
+++ b/client/ayon_sitesync/providers/dropbox.py
@@ -331,7 +331,16 @@ def get_roots_config(self, anatomy=None):
             Format is importing for usage of python's format ** approach
         """
         # TODO implement multiple roots
-        return {"root": {"work": self.presets['root']}}
+        # Projects may define several roots (work/publish/cache/...) but the
+        # provider preset holds a single root value - map any requested root
+        # name onto it so path templates using other roots still resolve.
+        class _SingleRoot(dict):
+            def __missing__(self, key):
+                return self["work"]
+
+        root_map = _SingleRoot()
+        root_map["work"] = self.presets['root']
+        return {"root": root_map}
 
     def resolve_path(self, path, root_config=None, anatomy=None):
         """
diff --git a/client/ayon_sitesync/providers/gdrive.py b/client/ayon_sitesync/providers/gdrive.py
index 10871ed..8171198 100644
--- a/client/ayon_sitesync/providers/gdrive.py
+++ b/client/ayon_sitesync/providers/gdrive.py
@@ -128,7 +128,16 @@ def get_roots_config(self, anatomy=None):
         """
         # GDrive roots cannot be locally overridden
         # TODO implement multiple roots
-        return {"root": {"work": self.presets["root"]}}
+        # Projects may define several roots (work/publish/cache/...) but the
+        # provider preset holds a single root value - map any requested root
+        # name onto it so path templates using other roots still resolve.
+        class _SingleRoot(dict):
+            def __missing__(self, key):
+                return self["work"]
+
+        root_map = _SingleRoot()
+        root_map["work"] = self.presets["root"]
+        return {"root": root_map}
 
     def get_tree(self):
         """
@@ -508,8 +517,16 @@ def list_files(self):
 
     def folder_path_exists(self, file_path):
         """
-            Checks if path from 'file_path' exists. If so, return its
+            Checks if the folder path 'file_path' exists. If so, return its
             folder id.
+
+            'file_path' is expected to be a folder path (no file name). The
+            folder is resolved purely against the known folder tree instead of
+            guessing folder-vs-file from the extension. Folder names may
+            legitimately contain dots (e.g. 'girish.pv', 'mani.j',
+            'bhavana.darsi'), which the previous ``os.path.splitext`` based
+            check misread as files - that made the dotted folder unresolvable,
+            so it was never created and files landed in the parent folder.
         Args:
             file_path (string): gdrive path with / as a separator
         Returns:
@@ -518,15 +535,11 @@ def folder_path_exists(self, file_path):
         if not file_path:
             return False
 
-        root, ext = os.path.splitext(file_path)
-        if not ext:
-            file_path += "/"
-
-        dir_path = os.path.dirname(file_path)
+        dir_path = file_path.rstrip("/")
 
-        path = self.get_tree().get(dir_path, None)
-        if path:
-            return path["id"]
+        folder = self.get_tree().get(dir_path, None)
+        if folder:
+            return folder["id"]
 
         return False
 
@@ -539,9 +552,12 @@ def file_path_exists(self, file_path):
         Returns:
             (dictionary|boolean) file metadata | False if not found
         """
-        folder_id = self.folder_path_exists(file_path)
+        # 'folder_path_exists' now resolves only real folder paths, so strip
+        # the file name here and look the file up inside its parent folder.
+        clean_path = file_path.rstrip("/")
+        folder_id = self.folder_path_exists(os.path.dirname(clean_path))
         if folder_id:
-            return self.file_exists(os.path.basename(file_path), folder_id)
+            return self.file_exists(os.path.basename(clean_path), folder_id)
         return False
 
     def file_exists(self, file_name, folder_id):
diff --git a/client/ayon_sitesync/providers/rclone.py b/client/ayon_sitesync/providers/rclone.py
index 7ecf328..f90c465 100644
--- a/client/ayon_sitesync/providers/rclone.py
+++ b/client/ayon_sitesync/providers/rclone.py
@@ -255,7 +255,16 @@ def get_tree(self):
 
     def get_roots_config(self, anatomy=None) -> dict:
         """Returns root values for path resolving."""
-        return {"root": {"work": self.presets.get("root", "/")}}
+        # Projects may define several roots (work/publish/cache/...) but the
+        # provider preset holds a single root value - map any requested root
+        # name onto it so path templates using other roots still resolve.
+        class _SingleRoot(dict):
+            def __missing__(self, key):
+                return self["work"]
+
+        root_map = _SingleRoot()
+        root_map["work"] = self.presets.get("root", "/")
+        return {"root": root_map}
 
     # Helper methods
     def _manage_web_config(self):
diff --git a/client/ayon_sitesync/providers/sftp.py b/client/ayon_sitesync/providers/sftp.py
index 2603372..fea691d 100644
--- a/client/ayon_sitesync/providers/sftp.py
+++ b/client/ayon_sitesync/providers/sftp.py
@@ -87,7 +87,16 @@ def get_roots_config(self, anatomy=None):
             Format is importing for usage of python's format ** approach
         """
         # TODO implement multiple roots
-        return {"root": {"work": self.presets["root"]}}
+        # Projects may define several roots (work/publish/cache/...) but the
+        # provider preset holds a single root value - map any requested root
+        # name onto it so path templates using other roots still resolve.
+        class _SingleRoot(dict):
+            def __missing__(self, key):
+                return self["work"]
+
+        root_map = _SingleRoot()
+        root_map["work"] = self.presets["root"]
+        return {"root": root_map}
 
     def get_tree(self):
         """
diff --git a/client/ayon_sitesync/sitesync.py b/client/ayon_sitesync/sitesync.py
index 815b8c9..d9845e1 100644
--- a/client/ayon_sitesync/sitesync.py
+++ b/client/ayon_sitesync/sitesync.py
@@ -375,7 +375,18 @@ async def sync_loop(self):
                 project_name = None
                 enabled_projects = self.addon.get_enabled_projects()
                 for project_name in enabled_projects:
-                    await self._sync_project(project_name)
+                    try:
+                        await self._sync_project(project_name)
+                    except (ConnectionResetError, ResumableError):
+                        raise
+                    except Exception:
+                        # one broken project must not stop syncing of the
+                        # other projects, skip it until next loop
+                        self.log.warning(
+                            "Unhandled exception while syncing project "
+                            "'{}', skipping it until next loop".format(
+                                project_name),
+                            exc_info=True)
 
                 duration = time.time() - start_time
                 self.log.debug("One loop took {:.2f}s".format(duration))
@@ -399,10 +410,12 @@ async def sync_loop(self):
                     "ResumableError in sync loop, trying next loop",
                     exc_info=True)
             except Exception:
-                self.stop()
+                # do not kill the whole sync server on unexpected error,
+                # log it and retry on next loop after a delay
                 self.log.warning(
-                    "Unhandled except. in sync loop, stopping server",
+                    "Unhandled except. in sync loop, trying next loop",
                     exc_info=True)
+                await asyncio.sleep(60)
 
     def stop(self):
         """Sets is_running flag to false, 'check_shutdown' shuts server down"""
@@ -459,8 +472,15 @@ def _working_sites(self, project_name, sync_config):
                 local_site, remote_site))
             return None, None
 
-        local_site_config = sync_config.get("sites")[local_site]
-        remote_site_config = sync_config.get("sites")[remote_site]
+        site_configs = sync_config.get("sites") or {}
+        local_site_config = site_configs.get(local_site)
+        remote_site_config = site_configs.get(remote_site)
+        if local_site_config is None or remote_site_config is None:
+            self.log.warning(
+                "Active or remote site '{}'/'{}' is not configured for "
+                "project '{}', skipping".format(
+                    local_site, remote_site, project_name))
+            return None, None
         if not all([
             _site_is_working(
                 self.addon, project_name, local_site, local_site_config
diff --git a/client/ayon_sitesync/version.py b/client/ayon_sitesync/version.py
index 4944b71..9d279ae 100644
--- a/client/ayon_sitesync/version.py
+++ b/client/ayon_sitesync/version.py
@@ -1,3 +1,3 @@
 # -*- coding: utf-8 -*-
 """Package declaring AYON addon 'sitesync' version."""
-__version__ = "1.3.1+dev"
+__version__ = "1.3.1+lbs.4"
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index e726458..eb15c68 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "sitesync-addon",
-  "version": "1.3.1+dev",
+  "version": "1.3.1+lbs.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "sitesync-addon",
-      "version": "1.3.1+dev",
+      "version": "1.3.1+lbs.4",
       "dependencies": {
         "@types/styled-components": "^5.1.25",
         "@ynput/ayon-react-addon-provider": "^0.0.6",
diff --git a/frontend/package.json b/frontend/package.json
index 53408ff..41d70af 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,7 +1,7 @@
 {
   "name": "sitesync-addon",
   "private": true,
-  "version": "1.3.1+dev",
+  "version": "1.3.1+lbs.4",
   "type": "module",
   "scripts": {
     "dev": "vite",
diff --git a/frontend/src/main.jsx b/frontend/src/main.jsx
index 88bfdb9..923f1e4 100644
--- a/frontend/src/main.jsx
+++ b/frontend/src/main.jsx
@@ -14,7 +14,7 @@ const AddonWrapper = () => {
   // const addonName = useContext(AddonContext).addonName
   const addonName = 'sitesync'
   // const addonVersion = useContext(AddonContext).addonVersion
-  const addonVersion = '1.3.1+dev'
+  const addonVersion = '1.3.1+lbs.4'
   const accessToken = useContext(AddonContext).accessToken
   const projectName = useContext(AddonContext).projectName
   const userName = useContext(AddonContext).userName
diff --git a/package.py b/package.py
index b27769b..9017d32 100644
--- a/package.py
+++ b/package.py
@@ -2,7 +2,7 @@
 """Package declaring addon version."""
 name = "sitesync"
 title = "SiteSync"
-version = "1.3.1+dev"
+version = "1.3.1+lbs.4"
 client_dir = "ayon_sitesync"
 
 ayon_launcher_version = ">=1.4.3"
diff --git a/pyproject.toml b/pyproject.toml
index f42a1d1..9c53074 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "SiteSync"
-version = "1.3.1+dev"
+version = "1.3.1+lbs.4"
 description = "SiteSync Addon"
 authors = ["Ynput s.r.o. <info@ynput.io>"]
 license = "MIT License"
diff --git a/server/__init__.py b/server/__init__.py
index b443cd9..82413e9 100644
--- a/server/__init__.py
+++ b/server/__init__.py
@@ -225,7 +225,7 @@ async def get_site_sync_state(
         await check_sync_status_table(project_name)
         conditions = []
 
-        if representationIds is not None:
+        if representationIds:
             conditions.append(f"r.id IN {SQLTool.array(representationIds)}")
 
         if folderFilter:
@@ -552,6 +552,9 @@ async def get_representations_site_sync_state(
         """List all sites on all representations and their state"""
         await check_sync_status_table(project_name)
 
+        if not representationIds:
+            return []
+
         conditions = [
             f"representation_id IN {SQLTool.array(representationIds)}"
         ]