diff --git a/app/DataMapper/InvoiceItem.php b/app/DataMapper/InvoiceItem.php
index 49571d668f..cdb1953c9b 100644
--- a/app/DataMapper/InvoiceItem.php
+++ b/app/DataMapper/InvoiceItem.php
@@ -61,8 +61,13 @@ class InvoiceItem
 
     public $tax_id = '';
 
+    public $task_id = '';
+
+    public $expense_id = '';
 
     public static $casts = [
+        'task_id' => 'string',
+        'expense_id' => 'string',
         'tax_id' => 'string',
         'type_id' => 'string',
         'quantity' => 'float',
diff --git a/app/Jobs/Invoice/CreateEInvoice.php b/app/Jobs/Invoice/CreateEInvoice.php
index 017c8fcac4..3988c688b4 100644
--- a/app/Jobs/Invoice/CreateEInvoice.php
+++ b/app/Jobs/Invoice/CreateEInvoice.php
@@ -38,7 +38,7 @@ class CreateEInvoice implements ShouldQueue
      * Execute the job.
      *
      *
-     * @return string
+     * @return string|ZugferdDocumentBuilder
      */
     public function handle(): string|ZugferdDocumentBuilder
     {
diff --git a/app/Jobs/Invoice/MergeEInvoice.php b/app/Jobs/Invoice/MergeEInvoice.php
index 1a33db8be1..cae7d11068 100644
--- a/app/Jobs/Invoice/MergeEInvoice.php
+++ b/app/Jobs/Invoice/MergeEInvoice.php
@@ -46,23 +46,25 @@ class MergeEInvoice implements ShouldQueue
      */
     private function embedEInvoiceZuGFerD(): void
     {
-        $filepath_pdf = !empty($this->pdf_path) ? $this->pdf_path : $this->invoice->service()->getInvoicePdf();
-        $disk = config('filesystems.default');
-        $e_rechnung = (new CreateEInvoice($this->invoice, true))->handle();
-        if (!empty($this->pdf_path)){
-            $realpath_pdf = $filepath_pdf;
-        }
-        else {
-           $realpath_pdf = Storage::disk($disk)->path($filepath_pdf);
-        }
-        if (file_exists($realpath_pdf)){
-            $pdfBuilder = new ZugferdDocumentPdfBuilder($e_rechnung, $realpath_pdf);
-            $pdfBuilder->generateDocument();
-            $pdfBuilder->saveDocument($realpath_pdf);
-        }
-        else{
-            nlog("E_Invoice Merge failed - file to merge not found");
-        }
+        try {
+            $filepath_pdf = !empty($this->pdf_path) ? $this->pdf_path : $this->invoice->service()->getInvoicePdf();
+            $disk = config('filesystems.default');
+            $e_rechnung = (new CreateEInvoice($this->invoice, true))->handle();
+            if (!empty($this->pdf_path)) {
+                $realpath_pdf = $filepath_pdf;
+            } else {
+                $realpath_pdf = Storage::disk($disk)->path($filepath_pdf);
+            }
+            if (file_exists($realpath_pdf)) {
+                $pdfBuilder = new ZugferdDocumentPdfBuilder($e_rechnung, $realpath_pdf);
+                $pdfBuilder->generateDocument();
+                $pdfBuilder->saveDocument($realpath_pdf);
+            } else {
+                nlog("E_Invoice Merge failed - file to merge not found");
+            }
 
+        } catch (\Exception $e) {
+            nlog("E_Invoice Merge failed - " . $e->getMessage());
+        }
     }
 }
diff --git a/app/Services/Invoice/EInvoice/ZugferdEInvoice.php b/app/Services/Invoice/EInvoice/ZugferdEInvoice.php
index 37d6ce32fe..3baf14128f 100644
--- a/app/Services/Invoice/EInvoice/ZugferdEInvoice.php
+++ b/app/Services/Invoice/EInvoice/ZugferdEInvoice.php
@@ -178,7 +178,10 @@ class ZugferdEInvoice extends AbstractService
         if ($this->returnObject){
             return $xrechnung;
         }
-        return $client->e_invoice_filepath($this->invoice->invitations->first()) . $this->invoice->getFileName("xml");
+
+        throw new \Exception("Invalid e invoice object");
+
+        // return $client->e_invoice_filepath($this->invoice->invitations->first()) . $this->invoice->getFileName("xml");
     }
 
     private function getTaxType($name): string