diff --git a/components/main/kabelueberwachung/kue705FO/Charts/ChartSwitcher.tsx b/components/main/kabelueberwachung/kue705FO/Charts/ChartSwitcher.tsx
index 209eaa5..fe18a54 100644
--- a/components/main/kabelueberwachung/kue705FO/Charts/ChartSwitcher.tsx
+++ b/components/main/kabelueberwachung/kue705FO/Charts/ChartSwitcher.tsx
@@ -18,9 +18,7 @@ import {
   setSelectedChartType,
 } from "../../../../../redux/slices/tdrChartSlice";
 import { resetBrushRange } from "../../../../../redux/slices/brushSlice";
-//import { fetchAllTDRChartData } from "../../../../../redux/thunks/fetchAllTDRChartThunk";
-import { fetchTDMDataBySlotThunk } from "../../../../../redux/thunks/fetchTDMDataBySlotThunk";
-import { fetchTDRChartDataBySlotThunk } from "../../../../../redux/thunks/fetchTDRChartDataBySlotThunk";
+import { fetchTDMDataBySlotThunk } from "../../../../../redux/thunks/fetchTDMListBySlotThunk";
 
 interface ChartSwitcherProps {
   isOpen: boolean;
@@ -72,14 +70,7 @@ const ChartSwitcher: React.FC<ChartSwitcherProps> = ({
 
     return () => clearInterval(interval); // Cleanup, wenn Komponente entladen wird
   }, [dispatch]);
-  //-------------------------------------
 
-  //-------------------------------------
-  useEffect(() => {
-    if (slotIndex !== null) {
-      dispatch(fetchTDRChartDataBySlotThunk(slotIndex));
-    }
-  }, [slotIndex]);
   //-------------------------------------
   return (
     <ReactModal
diff --git a/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChart.tsx b/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChart.tsx
index b9ce991..7ace3a4 100644
--- a/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChart.tsx
+++ b/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChart.tsx
@@ -10,8 +10,6 @@ import "chartjs-adapter-date-fns";
 import { getColor } from "../../../../../../utils/colors";
 import TDRChartActionBar from "./TDRChartActionBar";
 
-import { fetchAllTDRReferenceChartThunk } from "../../../../../../redux/thunks/fetchAllTDRReferenceChartThunk";
-
 const TDRChart: React.FC<{ isFullScreen: boolean }> = ({ isFullScreen }) => {
   const dispatch = useDispatch<AppDispatch>();
 
@@ -33,19 +31,18 @@ const TDRChart: React.FC<{ isFullScreen: boolean }> = ({ isFullScreen }) => {
     (state: RootState) => state.tdrDataById.dataById
   );
   //--------------------------------
-  const tdrDataBySlot = useSelector(
-    (state: RootState) => state.tdrSingleChart.data
-  );
   const tdrInitialData =
-    selectedSlot !== null ? tdrDataBySlot[selectedSlot] ?? [] : [];
+    selectedId !== null && tdrDataById[selectedId]
+      ? tdrDataById[selectedId]
+      : [];
+
   //--------------------------------
   // Kombinierte Logik: ID hat Vorrang, sonst Initial-Daten für Slot
-  const tdrChartData = useMemo(() => {
-    if (selectedId !== null && tdrDataById[selectedId]) {
-      return tdrDataById[selectedId];
-    }
-    return tdrInitialData;
-  }, [selectedId, tdrDataById, tdrInitialData]);
+  const tdrChartData =
+    selectedId !== null && tdrDataById[selectedId]
+      ? tdrDataById[selectedId]
+      : [];
+  //--------------------------------
 
   const referenceChartData = useSelector((state: RootState) =>
     selectedSlot !== null
diff --git a/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChartActionBar.tsx b/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChartActionBar.tsx
index 6bbaf26..2185979 100644
--- a/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChartActionBar.tsx
+++ b/components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChartActionBar.tsx
@@ -1,15 +1,10 @@
 // /components/main/kabelueberwachung/kue705FO/Charts/TDRChart/TDRChartActionBar.tsx
 import React, { useState, useEffect } from "react";
-import { useDispatch, useSelector } from "react-redux";
+import { useSelector } from "react-redux";
 import { useAppDispatch } from "../../../../../../redux/store";
-
 import { RootState } from "../../../../../../redux/store";
-import { fetchTDRChartDataById } from "../../../../../../services/fetchTDRChartDataById";
-import {
-  setTDRChartDataById,
-  setSelectedTDRId,
-} from "../../../../../../redux/slices/tdrDataByIdSlice";
-import { fetchTDMDataBySlotThunk } from "../../../../../../redux/thunks/fetchTDMDataBySlotThunk";
+import { fetchTDMDataBySlotThunk } from "../../../../../../redux/thunks/fetchTDMListBySlotThunk";
+import { fetchTDRChartDataByIdThunk } from "../../../../../../redux/thunks/fetchTDRChartDataByIdThunk";
 
 const TDRChartActionBar: React.FC = () => {
   const dispatch = useAppDispatch();
@@ -23,63 +18,53 @@ const TDRChartActionBar: React.FC = () => {
     selectedSlot !== null ? tdmChartData[selectedSlot] ?? [] : [];
 
   const [selectedId, setSelectedId] = useState<number | null>(null);
-  //-------------------------------
-  const handleSelectChange = async (
-    e: React.ChangeEvent<HTMLSelectElement>
-  ) => {
+
+  // Dropdown-Auswahl: Neue ID auswählen
+  const handleSelectChange = (e: React.ChangeEvent<HTMLSelectElement>) => {
     const id = parseInt(e.target.value);
     setSelectedId(id);
-
-    const data = await fetchTDRChartDataById(id);
-    if (!data) return;
-
-    dispatch(setTDRChartDataById({ id, data }));
-    dispatch(setSelectedTDRId(id));
+    dispatch(fetchTDRChartDataByIdThunk(id));
   };
-  //-------------------------------
-  const handleReset = () => {
-    setSelectedId(null);
-    dispatch(setSelectedTDRId(-1)); // z. B. -1 als „Reset“-Kennzeichnung
-  };
-  //-------------------------------
+
+  // Button: Als Referenzkurve setzen
   const handleSetReference = async () => {
     if (selectedId === null || selectedSlot === null) return;
 
     const url = `${window.location.origin}/CPL?seite.ACP&KTR${selectedSlot}=${selectedId}`;
-
     try {
       const response = await fetch(url);
       if (!response.ok) throw new Error("Fehler beim Setzen der Referenzkurve");
-
       alert("✅ Referenzkurve erfolgreich gesetzt.");
     } catch (error) {
       console.error("❌ Fehler:", error);
       alert("❌ Referenzkurve konnte nicht gesetzt werden.");
     }
   };
-  //-------------------------------
+
+  // Automatisch neueste ID laden, wenn Slot sich ändert
   useEffect(() => {
     if (selectedSlot !== null) {
-      dispatch(fetchTDMDataBySlotThunk(selectedSlot));
+      dispatch(fetchTDMDataBySlotThunk(selectedSlot)).then((action: any) => {
+        const slotData = action.payload?.data;
+        if (slotData?.length > 0) {
+          const lastId = slotData[0].id;
+          setSelectedId(lastId);
+          dispatch(fetchTDRChartDataByIdThunk(lastId));
+        }
+      });
     }
-  }, [selectedSlot]);
-  //--------------------------------
+  }, [selectedSlot, dispatch]);
+
   return (
     <div className="flex justify-between items-center p-2 bg-gray-100 rounded-lg space-x-4">
-      {/* Ausgewählte Slot Nummer anzeigen */}
+      {/* Ausgewählter Slot */}
       <div className="text-sm font-semibold">
         {selectedSlot !== null
           ? `Slot ${selectedSlot + 1}`
           : "Kein Slot gewählt"}
       </div>
 
-      {/* 🔵 Linke Seite: Reset-Button */}
-      <button
-        className="border border-gray-300 bg-white rounded px-3 py-1 text-sm hover:bg-gray-200"
-        onClick={handleReset}
-      >
-        Letzte Messung
-      </button>
+      {/* Button: Als Referenzkurve setzen */}
       {selectedId !== null && (
         <button
           onClick={handleSetReference}
@@ -89,7 +74,7 @@ const TDRChartActionBar: React.FC = () => {
         </button>
       )}
 
-      {/* 🔵 Rechte Seite: Dropdown */}
+      {/* Dropdown für Messungsauswahl */}
       <div className="flex items-center space-x-2">
         <label htmlFor="tdrIdSelect" className="text-sm font-semibold">
           Messung ID
diff --git a/config/webVersion.ts b/config/webVersion.ts
index c8d7cb4..a051c15 100644
--- a/config/webVersion.ts
+++ b/config/webVersion.ts
@@ -6,5 +6,5 @@
 2: Patch oder Hotfix (Bugfixes oder kleine Änderungen).
 
 */
-const webVersion = "1.6.181";
+const webVersion = "1.6.182";
 export default webVersion;
diff --git a/redux/slices/tdmSingleChartSlice.ts b/redux/slices/tdmSingleChartSlice.ts
index c12a96b..4c134d3 100644
--- a/redux/slices/tdmSingleChartSlice.ts
+++ b/redux/slices/tdmSingleChartSlice.ts
@@ -1,7 +1,7 @@
 // /redux/slices/tdmSingleChartSlice.ts
 
 import { createSlice, PayloadAction } from "@reduxjs/toolkit";
-import { fetchTDMDataBySlotThunk } from "../thunks/fetchTDMDataBySlotThunk";
+import { fetchTDMDataBySlotThunk } from "../thunks/fetchTDMListBySlotThunk";
 
 interface TDMChartEntry {
   id: number;
diff --git a/redux/slices/tdrDataByIdSlice.ts b/redux/slices/tdrDataByIdSlice.ts
index 5374ac2..b6dd9e5 100644
--- a/redux/slices/tdrDataByIdSlice.ts
+++ b/redux/slices/tdrDataByIdSlice.ts
@@ -1,16 +1,10 @@
 // redux/slices/tdrDataByIdSlice.ts
 import { createSlice, PayloadAction } from "@reduxjs/toolkit";
+import { fetchTDRChartDataByIdThunk } from "../thunks/fetchTDRChartDataByIdThunk";
 
-interface TDRDataState {
-  dataById: {
-    [id: number]: { d: number; p: number }[];
-  };
-  selectedId: number | null;
-}
-
-const initialState: TDRDataState = {
-  dataById: {},
-  selectedId: null,
+const initialState = {
+  dataById: {} as Record<number, { d: number; p: number }[]>,
+  selectedId: null as number | null,
 };
 
 const tdrDataByIdSlice = createSlice({
@@ -27,6 +21,13 @@ const tdrDataByIdSlice = createSlice({
       state.selectedId = action.payload;
     },
   },
+  extraReducers: (builder) => {
+    builder.addCase(fetchTDRChartDataByIdThunk.fulfilled, (state, action) => {
+      const { id, data } = action.payload;
+      state.dataById[id] = data;
+      state.selectedId = id;
+    });
+  },
 });
 
 export const { setTDRChartDataById, setSelectedTDRId } =
diff --git a/redux/slices/tdrSingleChartSlice.ts b/redux/slices/tdrSingleChartSlice.ts
deleted file mode 100644
index d7922da..0000000
--- a/redux/slices/tdrSingleChartSlice.ts
+++ /dev/null
@@ -1,53 +0,0 @@
-// redux/slices/tdrSingleChartSlice.ts
-
-import { createSlice, PayloadAction } from "@reduxjs/toolkit";
-import { fetchTDRChartDataBySlotThunk } from "../thunks/fetchTDRChartDataBySlotThunk";
-
-interface TDRSlotData {
-  [slot: number]: { d: number; p: number }[];
-}
-
-interface TdrSingleChartState {
-  data: TDRSlotData;
-  loading: boolean;
-  error: string | null;
-}
-
-const initialState: TdrSingleChartState = {
-  data: {},
-  loading: false,
-  error: null,
-};
-
-const tdrSingleChartSlice = createSlice({
-  name: "tdrSingleChart",
-  initialState,
-  reducers: {},
-  extraReducers: (builder) => {
-    builder
-      .addCase(fetchTDRChartDataBySlotThunk.pending, (state) => {
-        state.loading = true;
-        state.error = null;
-      })
-      .addCase(
-        fetchTDRChartDataBySlotThunk.fulfilled,
-        (
-          state,
-          action: PayloadAction<{
-            slot: number;
-            data: { d: number; p: number }[];
-          }>
-        ) => {
-          const { slot, data } = action.payload;
-          state.data[slot] = data;
-          state.loading = false;
-        }
-      )
-      .addCase(fetchTDRChartDataBySlotThunk.rejected, (state, action) => {
-        state.loading = false;
-        state.error = action.error.message ?? "Fehler beim Laden";
-      });
-  },
-});
-
-export default tdrSingleChartSlice.reducer;
diff --git a/redux/store.ts b/redux/store.ts
index 8812289..41c6d3e 100644
--- a/redux/store.ts
+++ b/redux/store.ts
@@ -19,7 +19,6 @@ import tdmChartReducer from "./slices/tdmChartSlice";
 import tdrDataByIdReducer from "./slices/tdrDataByIdSlice";
 import kueDataReducer from "./slices/kueDataSlice";
 import selectedChartDataReducer from "./slices/selectedChartDataSlice";
-import tdrSingleChartReducer from "./slices/tdrSingleChartSlice";
 import tdmSingleChartReducer from "./slices/tdmSingleChartSlice";
 
 const store = configureStore({
@@ -42,7 +41,6 @@ const store = configureStore({
     tdrDataById: tdrDataByIdReducer,
     kueData: kueDataReducer,
     selectedChartData: selectedChartDataReducer,
-    tdrSingleChart: tdrSingleChartReducer,
     tdmSingleChart: tdmSingleChartReducer,
   },
 });
diff --git a/redux/thunks/fetchTDMDataBySlotThunk.ts b/redux/thunks/fetchTDMListBySlotThunk.ts
similarity index 85%
rename from redux/thunks/fetchTDMDataBySlotThunk.ts
rename to redux/thunks/fetchTDMListBySlotThunk.ts
index 992d83d..6d66326 100644
--- a/redux/thunks/fetchTDMDataBySlotThunk.ts
+++ b/redux/thunks/fetchTDMListBySlotThunk.ts
@@ -1,7 +1,7 @@
 // /redux/thunks/fetchTDMDataBySlotThunk.ts
 
 import { createAsyncThunk } from "@reduxjs/toolkit";
-import { fetchTDMDataBySlot } from "../../services/fetchSingleTDMData";
+import { fetchTDMDataBySlot } from "../../services/fetchTDMListBySlot";
 
 export const fetchTDMDataBySlotThunk = createAsyncThunk(
   "tdmSingleChart/fetchSlotData",
diff --git a/redux/thunks/fetchTDRChartDataByIdThunk.ts b/redux/thunks/fetchTDRChartDataByIdThunk.ts
new file mode 100644
index 0000000..13cb66f
--- /dev/null
+++ b/redux/thunks/fetchTDRChartDataByIdThunk.ts
@@ -0,0 +1,12 @@
+// /redux/thunks/fetchTDRChartDataByIdThunk.ts
+import { createAsyncThunk } from "@reduxjs/toolkit";
+import { fetchTDRChartDataById } from "../../services/fetchTDRChartDataById";
+
+export const fetchTDRChartDataByIdThunk = createAsyncThunk(
+  "tdrDataById/fetchById",
+  async (id: number) => {
+    const data = await fetchTDRChartDataById(id);
+    if (!data) throw new Error(`Keine TDR-Daten für ID ${id}`);
+    return { id, data };
+  }
+);
diff --git a/redux/thunks/fetchTDRChartDataBySlotThunk.ts b/redux/thunks/fetchTDRChartDataBySlotThunk.ts
deleted file mode 100644
index cce0db0..0000000
--- a/redux/thunks/fetchTDRChartDataBySlotThunk.ts
+++ /dev/null
@@ -1,13 +0,0 @@
-// /redux/thunks/fetchTDRChartDataBySlotThunk.ts
-
-import { createAsyncThunk } from "@reduxjs/toolkit";
-import { fetchTDRChartDataBySlot } from "../../services/fetchSingleTDRChartData";
-
-export const fetchTDRChartDataBySlotThunk = createAsyncThunk(
-  "tdrChart/fetchSlotData",
-  async (slot: number) => {
-    const data = await fetchTDRChartDataBySlot(slot);
-    if (!data) throw new Error(`Daten für Slot ${slot} nicht gefunden`);
-    return { slot, data };
-  }
-);
diff --git a/services/fetchSingleTDRChartData.ts b/services/fetchSingleTDRChartData.ts
deleted file mode 100644
index f5ebe2e..0000000
--- a/services/fetchSingleTDRChartData.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-// /services/fetchSingleTDRChartData.ts
-
-export const fetchTDRChartDataBySlot = async (
-  slot: number
-): Promise<any[] | null> => {
-  const isDev = process.env.NEXT_PUBLIC_NODE_ENV === "development";
-
-  const url = isDev
-    ? `/CPLmockData/LastTDR/jsonDatei/slot${slot}.json`
-    : `${window.location.origin}/CPL?/CPL/LastTDR/slot${slot}.json`;
-
-  try {
-    const response = await fetch(url);
-    if (!response.ok) throw new Error(`HTTP ${response.status}`);
-    return await response.json();
-  } catch (error) {
-    console.error(`❌ Fehler beim Laden von slot${slot}:`, error);
-    return null;
-  }
-};
diff --git a/services/fetchSingleTDMData.ts b/services/fetchTDMListBySlot.ts
similarity index 100%
rename from services/fetchSingleTDMData.ts
rename to services/fetchTDMListBySlot.ts
diff --git a/services/fetchTDRChartDataById.ts b/services/fetchTDRChartDataById.ts
index 6ecd5c1..b39f25a 100644
--- a/services/fetchTDRChartDataById.ts
+++ b/services/fetchTDRChartDataById.ts
@@ -6,7 +6,7 @@ export const fetchTDRChartDataById = async (
   const isDev = process.env.NEXT_PUBLIC_NODE_ENV === "development";
 
   const url = isDev
-    ? `http://localhost:3000/CPLmockData/Last100TDR/kue_01/id/${id}.json`
+    ? `http://localhost:3000/CPLmockData/TDR/${id}.json`
     : `${window.location.origin}/CPL?Service/empty.acp&TDR=${id}`;
 
   try {