Tentando rowspan

server/services/eventos.js

@@ -19,9 +19,11 @@ _out.println('<div style="display: flex; justify-content: center; margin-top: 80
                 _out.println('<th>Categoria</th>')
             _out.println('</tr>')
             
-            for (const dbRecord of dbRecords) {
+            const records = await dbRecords
+
+            for (const dbRecord of records) {
             
-                const cat = dbRecords.filter(r => r.getString("categoria") == dbRecord.getString("categoria"))    
+                const cat = records.filter(r => r.getString("categoria") == dbRecord.getString("categoria"))    
         
                 _out.println('<tr style="height: 35px;">')
                     _out.println(`<td>${dbRecord.getString("titulo")}</td>`)