Fixed report chart display error

resources/views/admin/report/nodeDataAnalysis.blade.php

@@ -144,7 +144,7 @@
             new Chart(document.getElementById(elementId), {
                 type: 'bar',
                 data: {
-                    labels: optimizedDatasets[0].data.map(d => d.time),
+                    labels: optimizedDatasets[0]?.data.map(d => d.time),
                     datasets: optimizedDatasets
                 },
                 plugins: [ChartDataLabels],

resources/views/admin/report/userDataAnalysis.blade.php

@@ -104,7 +104,7 @@
                 new Chart(document.getElementById(elementId), {
                     type: 'bar',
                     data: {
-                        labels: optimizedDatasets[0].data.map(d => d.time),
+                        labels: optimizedDatasets[0]?.data.map(d => d.time),
                         datasets: optimizedDatasets
                     },
                     plugins: [ChartDataLabels],