diff --git a/modules/connectors/connectorResolver.py b/modules/connectors/connectorResolver.py
index a85002a4..a8b9fd23 100644
--- a/modules/connectors/connectorResolver.py
+++ b/modules/connectors/connectorResolver.py
@@ -15,6 +15,15 @@ from modules.connectors.connectorProviderBase import ProviderConnector, ServiceA
 logger = logging.getLogger(__name__)
 
 
+def _connection_uuid(connection: Any) -> str:
+    """Resolve UserConnection primary key (tokens are stored by UUID, not reference string)."""
+    if connection is None:
+        return ""
+    if isinstance(connection, dict):
+        return str(connection.get("id") or "").strip()
+    return str(getattr(connection, "id", None) or "").strip()
+
+
 class ConnectorResolver:
     """Resolves connectionId → ProviderConnector (with fresh token) → ServiceAdapter."""
 
@@ -79,9 +88,16 @@ class ConnectorResolver:
         if not providerClass:
             raise ValueError(f"No ProviderConnector registered for authority: {authorityStr}")
 
-        token = self._security.getFreshToken(connectionId)
+        resolved_id = _connection_uuid(connection)
+        if not resolved_id:
+            raise ValueError(f"Connection {connectionId} has no id")
+
+        token = self._security.getFreshToken(resolved_id)
         if not token or not token.tokenAccess:
-            raise ValueError(f"No valid token for connection {connectionId}")
+            raise ValueError(
+                f"No valid token for connection {resolved_id}"
+                + (f" (ref: {connectionId})" if connectionId != resolved_id else "")
+            )
 
         return providerClass(connection, token.tokenAccess)
 
diff --git a/modules/connectors/providerInfomaniak/connectorInfomaniak.py b/modules/connectors/providerInfomaniak/connectorInfomaniak.py
index dfdc8bab..9aa3ea9c 100644
--- a/modules/connectors/providerInfomaniak/connectorInfomaniak.py
+++ b/modules/connectors/providerInfomaniak/connectorInfomaniak.py
@@ -31,6 +31,7 @@ Path conventions (leading slash, ``ServiceAdapter`` paths always start with
     /{addressBookId}/{contactId}      -- single contact (.vcf download)
 """
 
+import json
 import logging
 import re
 from datetime import datetime, timedelta, timezone
@@ -391,8 +392,115 @@ class KdriveAdapter(ServiceAdapter):
             return DownloadResult()
         return DownloadResult(data=content, fileName=fileName, mimeType=mimeType)
 
+    async def _createDirectory(self, driveId: str, parentId: str, name: str) -> Optional[str]:
+        """Create a single directory and return its ID.
+
+        If the directory already exists (409), lists the parent to find
+        the existing folder's ID -- kDrive directory creation is not
+        idempotent.
+        """
+        url = f"{_API_BASE}/3/drive/{driveId}/files/{parentId}/directory"
+        headers = {
+            "Authorization": f"Bearer {self._token}",
+            "Content-Type": "application/json",
+        }
+        body = json.dumps({"name": name})
+        result = await _http.request("POST", url, headers=headers, data=body)
+
+        if isinstance(result, dict) and not result.get("error"):
+            data = _unwrapData(result)
+            if isinstance(data, dict) and data.get("id"):
+                return str(data["id"])
+
+        errorStr = str(result.get("error", "")) if isinstance(result, dict) else ""
+        if "already_exists" in errorStr or "409" in errorStr:
+            children = await self._listChildren(driveId, fileId=parentId, limit=1000)
+            for child in children:
+                if child.isFolder and child.name == name:
+                    return (child.metadata or {}).get("id") or child.path.strip("/").split("/")[-1]
+
+        logger.warning("kDrive mkdir %s/%s in %s failed: %s", driveId, name, parentId, result)
+        return None
+
+    async def _ensureDirectoryPath(self, driveId: str, parentId: str, pathSegments: List[str]) -> Optional[str]:
+        """Walk *pathSegments* and create each level that does not exist yet.
+
+        Returns the numeric folder ID of the deepest directory, or
+        ``None`` if any step fails.
+        """
+        currentId = parentId
+        for segment in pathSegments:
+            folderId = await self._createDirectory(driveId, currentId, segment)
+            if not folderId:
+                return None
+            currentId = folderId
+        return currentId
+
     async def upload(self, path: str, data: bytes, fileName: str) -> dict:
-        return {"error": "kDrive upload not yet implemented"}
+        """Upload a file to kDrive.
+
+        Path formats:
+          /{driveId}                          -> upload to drive root
+          /{driveId}/{folderId}               -> upload into folder by numeric ID
+          /{driveId}/{folderId}/Sub/Path      -> create Sub/Path under folderId, then upload
+          /{driveId}/Some/Human/Path          -> create path from drive root (id 1), then upload
+
+        Directories are created step-by-step via the v3 mkdir endpoint;
+        existing directories are reused (idempotent). File upload uses
+        the v3 upload endpoint (max 1 GB).
+        """
+        segments = [s for s in (path or "").strip("/").split("/") if s]
+        if not segments:
+            return {"error": "Upload path must include at least a drive ID"}
+        driveId = segments[0]
+
+        targetDirId: Optional[str] = None
+        if len(segments) > 1:
+            subSegments = segments[1:]
+            numericPrefix: List[str] = []
+            nameSegments: List[str] = []
+            for i, seg in enumerate(subSegments):
+                if seg.isdigit() and not nameSegments:
+                    numericPrefix.append(seg)
+                else:
+                    nameSegments = subSegments[i:]
+                    break
+
+            parentId = numericPrefix[-1] if numericPrefix else "1"
+
+            if nameSegments and nameSegments[-1] == fileName:
+                nameSegments = nameSegments[:-1]
+
+            if nameSegments:
+                targetDirId = await self._ensureDirectoryPath(driveId, parentId, nameSegments)
+                if not targetDirId:
+                    return {"error": f"Failed to create directory path: {'/'.join(nameSegments)}"}
+            else:
+                targetDirId = parentId
+
+        params = [
+            f"file_name={quote(fileName)}",
+            f"total_size={len(data)}",
+            "conflict=version",
+        ]
+        if targetDirId:
+            params.append(f"directory_id={targetDirId}")
+
+        endpoint = f"/3/drive/{driveId}/upload?{'&'.join(params)}"
+        url = f"{_API_BASE.rstrip('/')}/{endpoint.lstrip('/')}"
+        headers = {
+            "Authorization": f"Bearer {self._token}",
+            "Content-Type": "application/octet-stream",
+        }
+
+        result = await _http.request(
+            "POST", url, headers=headers, data=data,
+            timeout=aiohttp.ClientTimeout(total=120),
+        )
+        if isinstance(result, dict) and result.get("error"):
+            return result
+        unwrapped = _unwrapData(result) if isinstance(result, dict) else result
+        return unwrapped if isinstance(unwrapped, dict) else {"data": unwrapped}
 
     async def search(
         self,
diff --git a/modules/features/graphicalEditor/nodeDefinitions/clickup.py b/modules/features/graphicalEditor/nodeDefinitions/clickup.py
index c1981097..77710a64 100644
--- a/modules/features/graphicalEditor/nodeDefinitions/clickup.py
+++ b/modules/features/graphicalEditor/nodeDefinitions/clickup.py
@@ -78,8 +78,8 @@ CLICKUP_NODES = [
             {"name": "page", "type": "int", "required": False, "frontendType": "number",
              "description": t("Seite"), "default": 0},
             {"name": "listId", "type": "str", "required": False, "frontendType": "clickupList",
-             "frontendOptions": {"dependsOn": "connectionReference"},
-             "description": t("In dieser Liste suchen")},
+             "frontendOptions": {"dependsOn": "connectionReference", "patchTeamId": True},
+             "description": t("Liste (optional — schränkt die Suche ein)")},
             {"name": "includeClosed", "type": "bool", "required": False, "frontendType": "checkbox",
              "description": t("Erledigte einbeziehen"), "default": False},
             {"name": "fullTaskData", "type": "bool", "required": False, "frontendType": "checkbox",
@@ -106,7 +106,7 @@ CLICKUP_NODES = [
              "description": t("ClickUp-Verbindung")},
             {"name": "pathQuery", "type": "str", "required": True, "frontendType": "clickupList",
              "frontendOptions": {"dependsOn": "connectionReference"},
-             "description": t("Pfad zur Liste")},
+             "description": t("Liste")},
             {"name": "page", "type": "int", "required": False, "frontendType": "number",
              "description": t("Seite"), "default": 0},
             {"name": "includeClosed", "type": "bool", "required": False, "frontendType": "checkbox",
@@ -151,11 +151,9 @@ CLICKUP_NODES = [
             {"name": "connectionReference", "type": "str", "required": True, "frontendType": "userConnection",
              "frontendOptions": {"authority": "clickup"},
              "description": t("ClickUp-Verbindung")},
-            {"name": "pathQuery", "type": "str", "required": False, "frontendType": "clickupList",
+            {"name": "pathQuery", "type": "str", "required": True, "frontendType": "clickupList",
              "frontendOptions": {"dependsOn": "connectionReference"},
-             "description": t("Pfad zur Liste")},
-            {"name": "listId", "type": "str", "required": False, "frontendType": "text",
-             "description": t("Listen-ID")},
+             "description": t("Liste")},
             {"name": "name", "type": "str", "required": True, "frontendType": "text",
              "description": t("Name")},
             {"name": "description", "type": "str", "required": False, "frontendType": "textarea",
diff --git a/modules/routes/routeClickup.py b/modules/routes/routeClickup.py
index c3f4b976..7a869a9f 100644
--- a/modules/routes/routeClickup.py
+++ b/modules/routes/routeClickup.py
@@ -29,7 +29,12 @@ router = APIRouter(
 
 
 def _getUserConnection(interface, connection_id: str, user_id: str) -> Optional[UserConnection]:
+    """Resolve by UUID or connection:authority:username (same as browse / workflow)."""
     try:
+        if hasattr(interface, "getUserConnectionById"):
+            conn = interface.getUserConnectionById(connection_id)
+            if conn is not None:
+                return conn
         connections = interface.getUserConnections(user_id)
         for conn in connections:
             if conn.id == connection_id:
diff --git a/tests/unit/connectors/test_connectorResolver.py b/tests/unit/connectors/test_connectorResolver.py
new file mode 100644
index 00000000..0ef82e81
--- /dev/null
+++ b/tests/unit/connectors/test_connectorResolver.py
@@ -0,0 +1,17 @@
+# Copyright (c) 2025 Patrick Motsch
+from types import SimpleNamespace
+
+from modules.connectors.connectorResolver import _connection_uuid
+
+
+def test_connection_uuid_from_model():
+    conn = SimpleNamespace(id="uuid-123")
+    assert _connection_uuid(conn) == "uuid-123"
+
+
+def test_connection_uuid_from_dict():
+    assert _connection_uuid({"id": "uuid-456"}) == "uuid-456"
+
+
+def test_connection_uuid_from_reference_string_returns_empty():
+    assert _connection_uuid("connection:clickup:Stephan Schellworth") == ""