diff --git a/src/packageApproval/pages/form-completion.vue b/src/packageApproval/pages/form-completion.vue
index 7b42fb5..26ed216 100644
--- a/src/packageApproval/pages/form-completion.vue
+++ b/src/packageApproval/pages/form-completion.vue
@@ -270,7 +270,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {
diff --git a/src/packageApproval/pages/form-coordination.vue b/src/packageApproval/pages/form-coordination.vue
index b9e43be..7d31d6b 100644
--- a/src/packageApproval/pages/form-coordination.vue
+++ b/src/packageApproval/pages/form-coordination.vue
@@ -342,7 +342,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {
diff --git a/src/packageApproval/pages/form-coupon.vue b/src/packageApproval/pages/form-coupon.vue
index 7fe5cf6..4484615 100644
--- a/src/packageApproval/pages/form-coupon.vue
+++ b/src/packageApproval/pages/form-coupon.vue
@@ -354,7 +354,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {
diff --git a/src/packageApproval/pages/form-facility.vue b/src/packageApproval/pages/form-facility.vue
index d930503..cdb302e 100644
--- a/src/packageApproval/pages/form-facility.vue
+++ b/src/packageApproval/pages/form-facility.vue
@@ -429,7 +429,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {
diff --git a/src/packageApproval/pages/form-receipt.vue b/src/packageApproval/pages/form-receipt.vue
index cf650b4..19679ba 100644
--- a/src/packageApproval/pages/form-receipt.vue
+++ b/src/packageApproval/pages/form-receipt.vue
@@ -280,7 +280,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {
diff --git a/src/packageApproval/pages/form-settlement.vue b/src/packageApproval/pages/form-settlement.vue
index 7111a4a..e4dabe0 100644
--- a/src/packageApproval/pages/form-settlement.vue
+++ b/src/packageApproval/pages/form-settlement.vue
@@ -475,7 +475,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {
diff --git a/src/packageApproval/pages/form-vehicle.vue b/src/packageApproval/pages/form-vehicle.vue
index 77ad191..a459ca1 100644
--- a/src/packageApproval/pages/form-vehicle.vue
+++ b/src/packageApproval/pages/form-vehicle.vue
@@ -457,7 +457,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {
diff --git a/src/packageApproval/pages/form-venue.vue b/src/packageApproval/pages/form-venue.vue
index 7547b67..488eb22 100644
--- a/src/packageApproval/pages/form-venue.vue
+++ b/src/packageApproval/pages/form-venue.vue
@@ -425,7 +425,24 @@ function chooseFail(res: any) {
   } catch (error) {
     detail = String(res);
   }
-  showError('选择文件失败：' + (detail || '未知错误'), null);
+  if (!detail) {
+    showError('选择文件失败：未知错误', null);
+    return;
+  }
+  // 用户自己取消选择不算失败，不弹提示
+  if (/cancel/i.test(detail)) {
+    return;
+  }
+  // 微信隐私协议未声明「收集你选中的文件」时 chooseMessageFile 会被拦截
+  if (/privacy agreement/i.test(detail)) {
+    showError(
+      '微信小程序隐私协议未声明「收集你选中的文件」，需在微信公众平台「账号设置-服务内容声明-用户隐私保护指引」补充并审核通过后重试。原始信息：' +
+        detail,
+      null
+    );
+    return;
+  }
+  showError('选择文件失败：' + detail, null);
 }
 
 function chooseAttachment() {