diff --git a/admin-ui/src/views/ai/order/index.vue b/admin-ui/src/views/ai/order/index.vue
index 96efc8b..77085bb 100644
--- a/admin-ui/src/views/ai/order/index.vue
+++ b/admin-ui/src/views/ai/order/index.vue
@@ -123,7 +123,21 @@
               @click="playVideo(scope.row.result)"
             />
           </template>
-          <!-- 非链接内容 -->
+          <!-- 视频任务失败等场景：result 为 VideoTaskError JSON -->
+          <template v-else-if="parseVolcTaskErrorJson(scope.row.result)">
+            <div class="order-result-error">
+              <div
+                v-if="parseVolcTaskErrorJson(scope.row.result).code"
+                class="order-result-error-line"
+              >
+                编号：{{ volcFailureCodeWithHint(parseVolcTaskErrorJson(scope.row.result).code) }}
+              </div>
+              <div class="order-result-error-line">
+                信息：{{ parseVolcTaskErrorJson(scope.row.result).message || '—' }}
+              </div>
+            </div>
+          </template>
+          <!-- 非链接内容（如任务 id，可点击尝试拉取视频） -->
           <span v-else @click="handleOtherEvent(scope.row)">{{ scope.row.result }}</span>
         </template>
       </el-table-column>
@@ -309,6 +323,39 @@ export default {
       const value = String(str || "").trim();
       return /^https?:\/\//i.test(value);
     },
+    /** 已知火山错误码后附中文说明（括号） */
+    volcFailureCodeWithHint(code) {
+      const c = String(code || "").trim();
+      if (!c) return "";
+      const hints = {
+        OutputVideoSensitiveContentDetected: "输出视频可能包含敏感信息",
+        InvalidParameter: "请求参数无效"
+      };
+      const hint = hints[c];
+      return hint ? `${c}（${hint}）` : c;
+    },
+    /** result 为火山回调失败写入的 VideoTaskError JSON 时解析为 { code, message } */
+    parseVolcTaskErrorJson(str) {
+      const s = String(str || "").trim();
+      if (!s || s[0] !== "{") return null;
+      try {
+        const o = JSON.parse(s);
+        if (
+          o &&
+          typeof o === "object" &&
+          !Array.isArray(o) &&
+          ("code" in o || "message" in o)
+        ) {
+          return {
+            code: o.code != null ? String(o.code) : "",
+            message: o.message != null ? String(o.message) : ""
+          };
+        }
+      } catch (_) {
+        /* ignore */
+      }
+      return null;
+    },
     // 判断是否为图片结果（与 portal-ui GeneratedAssets 一致）
     isImage(url) {
       const value = String(url || "").trim();
@@ -333,6 +380,7 @@ export default {
     },
     // 非链接内容点击事件
     async handleOtherEvent(row) {
+      if (this.parseVolcTaskErrorJson(row.result)) return;
       // 防止重复点击
       if (row.isDownloading) return;
       const originalResult = row.result;
@@ -509,6 +557,19 @@ export default {
   height: auto;
 }
 
+.order-result-error {
+  text-align: left;
+  max-width: 280px;
+  margin: 0 auto;
+  font-size: 12px;
+  line-height: 1.45;
+  color: #c45656;
+}
+
+.order-result-error-line {
+  word-break: break-word;
+}
+
 .text-ellipsis-two-lines {
   /* 必须设置宽度（继承表格列宽，也可手动指定） */
   width: 100%;
diff --git a/portal-ui/src/views/VideoGen.vue b/portal-ui/src/views/VideoGen.vue
index 0432086..601d169 100644
--- a/portal-ui/src/views/VideoGen.vue
+++ b/portal-ui/src/views/VideoGen.vue
@@ -126,6 +126,19 @@
 									{{ taskStatusText(row) }}
 								</span>
 							</div>
+							<template v-for="(fe, feIdx) in [taskRowFailureError(row)]">
+								<div
+									v-if="fe"
+									:key="`${row.id || 'row'}-fe-${feIdx}`"
+									class="vg-chat-failure-detail">
+									<div v-if="fe.code" class="vg-chat-failure-line">
+										错误编号：{{ volcFailureCodeWithHint(fe.code) }}
+									</div>
+									<div v-if="fe.message" class="vg-chat-failure-line">
+										信息：{{ fe.message }}
+									</div>
+								</div>
+							</template>
 						</div>
 					</div>
 
@@ -573,6 +586,51 @@ export default {
 			el.scrollTop = el.scrollHeight
 		},
 
+		/** 解析失败订单存库的 VideoTaskError JSON（兼容旧数据、非 JSON 的 result） */
+		parseTaskResultErrorJson(result) {
+			const s = String(result ?? '').trim()
+			if (!s || s[0] !== '{') return null
+			try {
+				const o = JSON.parse(s)
+				if (
+					o &&
+					typeof o === 'object' &&
+					!Array.isArray(o) &&
+					('code' in o || 'message' in o)
+				) {
+					return {
+						code: o.code != null ? String(o.code) : '',
+						message: o.message != null ? String(o.message) : ''
+					}
+				}
+			} catch (_) {
+				/* ignore */
+			}
+			return null
+		},
+
+		/** status=2 且 result 为错误 JSON 时返回明细，否则 null */
+		taskRowFailureError(row) {
+			const st = row?.status
+			if (st !== 2 && st !== '2') return null
+			const parsed = this.parseTaskResultErrorJson(row?.result)
+			if (!parsed) return null
+			if (!parsed.code && !parsed.message) return null
+			return parsed
+		},
+
+		/** 已知火山错误码后附中文说明（括号） */
+		volcFailureCodeWithHint(code) {
+			const c = String(code || '').trim()
+			if (!c) return ''
+			const hints = {
+				OutputVideoSensitiveContentDetected: '输出视频可能包含敏感信息',
+				InvalidParameter: '请求参数无效'
+			}
+			const hint = hints[c]
+			return hint ? `${c}（${hint}）` : c
+		},
+
 		taskRowResultTrim(row) {
 			let r = String(row?.result ?? '').trim()
 			if (r) return r
@@ -1969,11 +2027,26 @@ export default {
 
 .vg-chat-user-row {
 	display: flex;
+	flex-wrap: wrap;
 	align-items: flex-start;
 	justify-content: space-between;
 	gap: 12px;
 }
 
+.vg-chat-failure-detail {
+	flex: 1 1 100%;
+	margin-top: 4px;
+	padding-top: 8px;
+	border-top: 1px solid rgba(255, 255, 255, 0.08);
+	font-size: 12px;
+	line-height: 1.45;
+	color: rgba(255, 180, 180, 0.92);
+}
+
+.vg-chat-failure-line {
+	word-break: break-word;
+}
+
 .vg-chat-user-col-main {
 	flex: 1;
 	min-width: 0;
diff --git a/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java b/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java
index 5446a50..f1f1dcc 100644
--- a/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java
+++ b/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java
@@ -8,8 +8,10 @@ import com.ruoyi.common.core.controller.BaseController;
 import com.ruoyi.common.core.domain.AjaxResult;
 import com.ruoyi.common.core.request.video.dto.VideoTaskCallBackRequest;
 import com.ruoyi.common.core.response.video.GetVideoGenerationTaskResponse;
+import com.ruoyi.common.core.response.video.dto.VideoTaskError;
 import com.ruoyi.common.enums.AiOrderStatusType;
 import com.ruoyi.common.enums.VideoTaskStatusType;
+import com.ruoyi.common.utils.JsonUtils;
 import com.ruoyi.common.utils.RandomStringUtil;
 import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.common.utils.TencentCosUtil;
@@ -398,6 +400,9 @@ public class ByteApiController extends BaseController {
                 return aiOrderService.volcCallbackSuccessProcess(request, taskResp, order);
             } else {
                 // 前面已判断过status的合法性，并处理了三种非失败的状态，所以可以确定是取消、失败、超时
+                if (taskResp.getError() != null) {
+                    order.setResult(JsonUtils.toJson(taskResp.getError()));
+                }
                 aiOrderService.orderFailure(order);
                 return AjaxResult.success();
             }