diff --git a/resources/js/Components/SlideUploader.vue b/resources/js/Components/SlideUploader.vue
index ab810e5..550e242 100644
--- a/resources/js/Components/SlideUploader.vue
+++ b/resources/js/Components/SlideUploader.vue
@@ -73,17 +73,18 @@ function uploadNextFile(index) {
     }
 
     const file = files.value[index]
+    const actualFile = file.file || file  // Handle Vue3Dropzone wrapper {file: File, id: number}
 
     // Validate extension client-side
-    const ext = '.' + file.name.split('.').pop().toLowerCase()
+    const ext = '.' + actualFile.name.split('.').pop().toLowerCase()
     if (!acceptedExtensions.includes(ext)) {
-        uploadError.value = `"${file.name}" — Dateityp nicht erlaubt. Nur PNG, JPG, PPT, PPTX und ZIP.`
+        uploadError.value = `"${actualFile.name}" — Dateityp nicht erlaubt. Nur PNG, JPG, PPT, PPTX und ZIP.`
         uploading.value = false
         return
     }
 
     const formData = new FormData()
-    formData.append('file', file)
+    formData.append('file', actualFile)
     formData.append('type', props.type)
 
     if (props.serviceId) {