diff --git a/src/components/dialogs/UserDialog/UserDialog.vue b/src/components/dialogs/UserDialog/UserDialog.vue
index 75111e62..0ddababf 100644
--- a/src/components/dialogs/UserDialog/UserDialog.vue
+++ b/src/components/dialogs/UserDialog/UserDialog.vue
@@ -805,7 +805,7 @@
                                                 :content="t('dialog.group.members.representing')">
                                                 <el-icon style="margin-right: 5px"><CollectionTag /></el-icon>
                                             </el-tooltip>
-                                            <el-tooltip v-if="group.myMember.visibility !== 'visible'" placement="top">
+                                            <el-tooltip v-if="group.myMember?.visibility !== 'visible'" placement="top">
                                                 <template #content>
                                                     <span
                                                         >{{ t('dialog.group.members.visibility') }}
@@ -817,7 +817,11 @@
                                             <span>({{ group.memberCount }})</span>
                                         </span>
                                     </div>
-                                    <el-dropdown trigger="click" size="small" style="margin-right: 5px">
+                                    <el-dropdown
+                                        v-if="group.myMember?.visibility"
+                                        trigger="click"
+                                        size="small"
+                                        style="margin-right: 5px">
                                         <el-button :disabled="group.privacy !== 'default'" @click.stop size="small">
                                             <span v-if="group.myMember.visibility === 'visible'">{{
                                                 t('dialog.group.tags.visible')
diff --git a/src/stores/vrcx.js b/src/stores/vrcx.js
index ee55204b..6edf2589 100644
--- a/src/stores/vrcx.js
+++ b/src/stores/vrcx.js
@@ -364,7 +364,7 @@ export const useVrcxStore = defineStore('Vrcx', () => {
                 );
             } catch (e) {
                 console.error('Failed to add screenshot metadata', e);
-                if (e.message.includes('UnauthorizedAccessException')) {
+                if (e.message?.includes('UnauthorizedAccessException')) {
                     ElMessage({
                         message:
                             'Failed to add screenshot metadata, access denied. Make sure VRCX has permission to access the screenshot folder.',
diff --git a/src/views/Charts/composables/useDateNavigation.js b/src/views/Charts/composables/useDateNavigation.js
index cf177628..341cdc1d 100644
--- a/src/views/Charts/composables/useDateNavigation.js
+++ b/src/views/Charts/composables/useDateNavigation.js
@@ -46,9 +46,12 @@ export function useDateNavigation(allDateOfActivity, reloadData) {
             const newIdx = allDateOfActivityArray.value.findIndex((date) =>
                 date.isBefore(selectedDate.value, 'day')
             );
-            selectedDate.value = allDateOfActivityArray.value[newIdx].toDate();
-            reloadData();
-            return;
+            if (newIdx !== -1) {
+                selectedDate.value =
+                    allDateOfActivityArray.value[newIdx].toDate();
+                reloadData();
+                return;
+            }
         }
 
         if (idx !== -1) {