diff --git a/assets/js/views/ContactManagement.vue b/assets/js/views/ContactManagement.vue
index 2738884..f4a8beb 100644
--- a/assets/js/views/ContactManagement.vue
+++ b/assets/js/views/ContactManagement.vue
@@ -20,6 +20,8 @@
         dataKey="id"
         filterDisplay="menu"
         showGridlines
+        scrollable
+        scrollHeight="flex"
         paginatorTemplate="FirstPageLink PrevPageLink PageLinks NextPageLink LastPageLink CurrentPageReport RowsPerPageDropdown"
         currentPageReportTemplate="Zeige {first} bis {last} von {totalRecords} Einträgen"
       >
@@ -105,6 +107,39 @@
               <span v-else class="text-500">Keine Ansprechpartner</span>
             </template>
           </Column>
+          <Column header="Telefon" style="min-width: 150px">
+            <template #body="{ data }">
+              <div v-if="data.phone">
+                <i class="pi pi-phone mr-1"></i>
+                {{ data.phone }}
+              </div>
+              <span v-else class="text-500">---</span>
+            </template>
+          </Column>
+
+          <Column header="E-Mail" style="min-width: 200px">
+            <template #body="{ data }">
+              <div v-if="data.email">
+                <a :href="'mailto:' + data.email" class="text-primary">
+                  <i class="pi pi-envelope mr-1"></i>
+                  {{ data.email }}
+                </a>
+              </div>
+              <span v-else class="text-500">---</span>
+            </template>
+          </Column>
+
+          <Column header="Website" style="min-width: 200px">
+            <template #body="{ data }">
+              <div v-if="data.website">
+                <a :href="data.website" target="_blank" class="text-primary">
+                  <i class="pi pi-globe mr-1"></i>
+                  {{ data.website }}
+                </a>
+              </div>
+              <span v-else class="text-500">---</span>
+            </template>
+          </Column>
 
           <Column header="Typ" style="min-width: 130px">
             <template #body="{ data }">
@@ -138,23 +173,6 @@
             </template>
           </Column>
 
-          <Column header="Kontakt" style="min-width: 200px">
-            <template #body="{ data }">
-              <div class="flex flex-column gap-1">
-                <div v-if="data.phone" class="text-sm">
-                  <i class="pi pi-phone mr-1"></i> {{ data.phone }}
-                </div>
-                <div v-if="data.email" class="text-sm">
-                  <i class="pi pi-envelope mr-1"></i> {{ data.email }}
-                </div>
-                <div v-if="data.website" class="text-sm">
-                  <i class="pi pi-globe mr-1"></i>
-                  <a :href="data.website" target="_blank">{{ data.website }}</a>
-                </div>
-              </div>
-            </template>
-          </Column>
-
           <Column :exportable="false" style="min-width: 120px">
             <template #body="{ data }">
               <div class="flex gap-2">
@@ -619,8 +637,6 @@ const loadContacts = async () => {
     
     // API Platform gibt hydra:member zurück
     contacts.value = data['hydra:member'] || data.member || []
-    
-    console.log('Loaded contacts:', contacts.value.length, 'with filter:', typeFilter.value)
   } catch (error) {
     console.error('Error loading contacts:', error)
     toast.add({
@@ -718,7 +734,17 @@ const saveContact = async () => {
 
     if (!response.ok) {
       const error = await response.json()
-      throw new Error(error.message || 'Fehler beim Speichern')
+      
+      // API Platform liefert Validierungsfehler in 'violations' Array
+      if (error.violations && error.violations.length > 0) {
+        const errorMessages = error.violations
+          .map(v => `${v.propertyPath}: ${v.message}`)
+          .join('\n')
+        throw new Error(errorMessages)
+      }
+      
+      // Fallback für andere Fehlerformate
+      throw new Error(error['hydra:description'] || error.message || error.detail || 'Fehler beim Speichern')
     }
 
     toast.add({
@@ -736,7 +762,7 @@ const saveContact = async () => {
       severity: 'error',
       summary: 'Fehler',
       detail: error.message || 'Kontakt konnte nicht gespeichert werden',
-      life: 3000
+      life: 5000
     })
   } finally {
     saving.value = false
diff --git a/src/Entity/Contact.php b/src/Entity/Contact.php
index ed93d47..8f093ad 100644
--- a/src/Entity/Contact.php
+++ b/src/Entity/Contact.php
@@ -291,7 +291,7 @@ class Contact
         return $this;
     }
 
-    public function isDebtor(): bool
+    public function getIsDebtor(): bool
     {
         return $this->isDebtor;
     }
@@ -303,7 +303,7 @@ class Contact
         return $this;
     }
 
-    public function isCreditor(): bool
+    public function getIsCreditor(): bool
     {
         return $this->isCreditor;
     }