diff --git a/client/custom/src/views/c-vmh-erstgespraech/fields/streitwert.js b/client/custom/src/views/c-vmh-erstgespraech/fields/streitwert.js
new file mode 100644
index 00000000..c30b286c
--- /dev/null
+++ b/client/custom/src/views/c-vmh-erstgespraech/fields/streitwert.js
@@ -0,0 +1,36 @@
+define('custom:views/c-vmh-erstgespraech/fields/streitwert', ['views/fields/currency'], function (Dep) {
+
+    return Dep.extend({
+
+        setup: function () {
+            Dep.prototype.setup.call(this);
+
+            this.calculating = false;
+
+            // Listen to changes on dependent fields
+            this.listenTo(this.model, 'change:kaltmiete', this.calculate.bind(this));
+            this.listenTo(this.model, 'change:bKPauschale', this.calculate.bind(this));
+        },
+
+        afterRender: function () {
+            Dep.prototype.afterRender.call(this);
+            // Don't calculate on initial render - only on changes
+        },
+
+        calculate: function () {
+            if (this.calculating) return;
+            this.calculating = true;
+
+            var kaltmiete = parseFloat(this.model.get('kaltmiete')) || 0;
+            var bKPauschale = parseFloat(this.model.get('bKPauschale')) || 0;
+
+            var streitwert = (kaltmiete + bKPauschale) * 12;
+
+            // Set value - this will trigger the parent view to update
+            this.model.set('streitwert', streitwert);
+
+            this.calculating = false;
+        }
+
+    });
+});
diff --git a/client/custom/src/views/c-vmh-erstgespraech/fields/warmmiete.js b/client/custom/src/views/c-vmh-erstgespraech/fields/warmmiete.js
new file mode 100644
index 00000000..18c7bd56
--- /dev/null
+++ b/client/custom/src/views/c-vmh-erstgespraech/fields/warmmiete.js
@@ -0,0 +1,38 @@
+define('custom:views/c-vmh-erstgespraech/fields/warmmiete', ['views/fields/currency'], function (Dep) {
+
+    return Dep.extend({
+
+        setup: function () {
+            Dep.prototype.setup.call(this);
+
+            this.calculating = false;
+
+            // Listen to changes on dependent fields
+            this.listenTo(this.model, 'change:kaltmiete', this.calculate.bind(this));
+            this.listenTo(this.model, 'change:bKVorauszahlung', this.calculate.bind(this));
+            this.listenTo(this.model, 'change:bKPauschale', this.calculate.bind(this));
+        },
+
+        afterRender: function () {
+            Dep.prototype.afterRender.call(this);
+            // Don't calculate on initial render - only on changes
+        },
+
+        calculate: function () {
+            if (this.calculating) return;
+            this.calculating = true;
+
+            var kaltmiete = parseFloat(this.model.get('kaltmiete')) || 0;
+            var bKVorauszahlung = parseFloat(this.model.get('bKVorauszahlung')) || 0;
+            var bKPauschale = parseFloat(this.model.get('bKPauschale')) || 0;
+
+            var warmmiete = kaltmiete + bKVorauszahlung + bKPauschale;
+
+            // Set value - this will trigger the parent view to update
+            this.model.set('warmmiete', warmmiete);
+
+            this.calculating = false;
+        }
+
+    });
+});
diff --git a/client/custom/src/views/c-vmh-erstgespraech/record/edit.js b/client/custom/src/views/c-vmh-erstgespraech/record/edit.js
new file mode 100644
index 00000000..ad834c35
--- /dev/null
+++ b/client/custom/src/views/c-vmh-erstgespraech/record/edit.js
@@ -0,0 +1,49 @@
+define('custom:views/c-vmh-erstgespraech/record/edit', ['views/record/edit'], function (Dep) {
+
+    return Dep.extend({
+
+        setup: function () {
+            Dep.prototype.setup.call(this);
+
+            // Listen for changes on Kaltmiete, BK-Vorauszahlung, and BK-Pauschale
+            this.listenTo(this.model, 'change:kaltmiete change:bKVorauszahlung change:bKPauschale', function () {
+                this.calculateFields();
+            }, this);
+
+            // Initial calculation after fields are ready
+            this.once('after:render', function () {
+                this.calculateFields();
+            }, this);
+        },
+
+        calculateFields: function () {
+            var kaltmiete = parseFloat(this.model.get('kaltmiete')) || 0;
+            var bKVorauszahlung = parseFloat(this.model.get('bKVorauszahlung')) || 0;
+            var bKPauschale = parseFloat(this.model.get('bKPauschale')) || 0;
+
+            // Berechne Warmmiete
+            var warmmiete = kaltmiete + bKVorauszahlung + bKPauschale;
+            this.model.set('warmmiete', warmmiete, {silent: false});
+
+            // Berechne Streitwert
+            var streitwert = (kaltmiete + bKPauschale) * 12;
+            this.model.set('streitwert', streitwert, {silent: false});
+
+            // Force update der View
+            if (this.hasView('warmmiete')) {
+                var warmmieteView = this.getView('warmmiete');
+                if (warmmieteView && warmmieteView.reRender) {
+                    warmmieteView.reRender();
+                }
+            }
+
+            if (this.hasView('streitwert')) {
+                var streitwertView = this.getView('streitwert');
+                if (streitwertView && streitwertView.reRender) {
+                    streitwertView.reRender();
+                }
+            }
+        }
+
+    });
+});
diff --git a/custom/Espo/Custom/Resources/metadata/entityDefs/CVmhErstgespraech.json b/custom/Espo/Custom/Resources/metadata/entityDefs/CVmhErstgespraech.json
index b3a1332c..42ce44c3 100644
--- a/custom/Espo/Custom/Resources/metadata/entityDefs/CVmhErstgespraech.json
+++ b/custom/Espo/Custom/Resources/metadata/entityDefs/CVmhErstgespraech.json
@@ -123,7 +123,8 @@
             "decimal": true,
             "isCustom": true,
             "readOnly": true,
-            "required": true
+            "required": true,
+            "view": "custom:views/c-vmh-erstgespraech/fields/warmmiete"
         },
         "erfolgsaussichten": {
             "type": "enum",
@@ -161,7 +162,8 @@
             "tooltip": true,
             "isCustom": true,
             "onlyDefaultCurrency": true,
-            "readOnly": true
+            "readOnly": true,
+            "view": "custom:views/c-vmh-erstgespraech/fields/streitwert"
         },
         "anruferIst": {
             "type": "enum",
diff --git a/custom/scripts/check_and_rebuild.sh b/custom/scripts/check_and_rebuild.sh
index 165d1869..b8d41d96 100755
--- a/custom/scripts/check_and_rebuild.sh
+++ b/custom/scripts/check_and_rebuild.sh
@@ -146,24 +146,50 @@ if [ "$ERRORS" -gt 0 ]; then
     echo "Bitte behebe die oben genannten Fehler und führe das Script erneut aus."
     exit 1
 else
-    echo -e "${GREEN}Starte Rebuild...${NC}"
+    echo -e "${GREEN}Starte Rebuild und Cache-Bereinigung...${NC}"
     echo ""
     
-    # Rebuild durchführen
+    # Rebuild und Cache-Bereinigung durchführen
     if command -v docker &> /dev/null; then
-        if docker exec espocrm php /var/www/html/command.php rebuild 2>&1; then
+        echo -e "${BLUE}[1/2] Führe Clear Cache aus...${NC}"
+        if docker exec espocrm php /var/www/html/command.php ClearCache 2>&1; then
+            echo -e "${GREEN}✓ Cache erfolgreich gelöscht${NC}"
             echo ""
-            echo -e "${GREEN}=========================================="
-            echo "✓ REBUILD ERFOLGREICH ABGESCHLOSSEN"
-            echo "==========================================${NC}"
-            exit 0
+            
+            echo -e "${BLUE}[2/2] Führe Rebuild aus...${NC}"
+            if docker exec espocrm php /var/www/html/command.php rebuild 2>&1; then
+                echo ""
+                echo -e "${GREEN}=========================================="
+                echo "✓ REBUILD ERFOLGREICH ABGESCHLOSSEN"
+                echo "==========================================${NC}"
+                exit 0
+            else
+                echo ""
+                echo -e "${RED}=========================================="
+                echo "✗ REBUILD FEHLGESCHLAGEN"
+                echo "==========================================${NC}"
+                echo "Prüfe die Logs unter data/logs/ für weitere Details."
+                exit 1
+            fi
         else
+            echo -e "${RED}✗ Clear Cache fehlgeschlagen${NC}"
+            echo "Fahre mit Rebuild fort..."
             echo ""
-            echo -e "${RED}=========================================="
-            echo "✗ REBUILD FEHLGESCHLAGEN"
-            echo "==========================================${NC}"
-            echo "Prüfe die Logs unter data/logs/ für weitere Details."
-            exit 1
+            
+            if docker exec espocrm php /var/www/html/command.php rebuild 2>&1; then
+                echo ""
+                echo -e "${GREEN}=========================================="
+                echo "✓ REBUILD ERFOLGREICH ABGESCHLOSSEN"
+                echo "==========================================${NC}"
+                exit 0
+            else
+                echo ""
+                echo -e "${RED}=========================================="
+                echo "✗ REBUILD FEHLGESCHLAGEN"
+                echo "==========================================${NC}"
+                echo "Prüfe die Logs unter data/logs/ für weitere Details."
+                exit 1
+            fi
         fi
     else
         echo -e "${RED}✗ Docker nicht gefunden. Rebuild kann nicht durchgeführt werden.${NC}"
diff --git a/data/config.php b/data/config.php
index a15097b4..56648fe1 100644
--- a/data/config.php
+++ b/data/config.php
@@ -349,8 +349,8 @@ return [
     0 => 'youtube.com',
     1 => 'google.com'
   ],
-  'cacheTimestamp' => 1769181610,
-  'microtime' => 1769181610.43814,
+  'cacheTimestamp' => 1769183183,
+  'microtime' => 1769183183.901404,
   'siteUrl' => 'https://crm.bitbylaw.com',
   'fullTextSearchMinLength' => 4,
   'appTimestamp' => 1768843902,