diff --git a/declarationtvaindex.php b/declarationtvaindex.php
index cf14a0c..e33e5fb 100644
--- a/declarationtvaindex.php
+++ b/declarationtvaindex.php
@@ -148,12 +148,17 @@ if (empty($declarations)) {
         if ($d['status'] == 'validated') {
             // Check if document exists
             $has_document = $declarationtva->hasValidatedDocument($d['rowid']);
+            error_log("DeclarationTVA List Debug - Declaration ID: " . $d['rowid'] . ", Status: " . $d['status'] . ", Has Document: " . ($has_document ? 'TRUE' : 'FALSE'));
+            
             if ($has_document) {
                 $pdf_path = $declarationtva->getValidatedPDFPath($d['rowid']);
+                error_log("DeclarationTVA List Debug - PDF Path: " . ($pdf_path ? $pdf_path : 'NULL'));
+                
                 if ($pdf_path) {
                     // Create a download link
                     $relative_path = str_replace(DOL_DATA_ROOT, '', $pdf_path);
                     $download_url = DOL_URL_ROOT . '/documents' . $relative_path;
+                    error_log("DeclarationTVA List Debug - Download URL: " . $download_url);
                     print '<a href="' . $download_url . '" target="_blank" title="' . $langs->trans("DownloadPDF") . '">';
                     print '<i class="fa fa-file-pdf-o text-success"></i>';
                     print '</a>';