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web/static/i18n/en-US.json

@@ -179,6 +179,12 @@
     "unknownTool": "Unknown tool",
     "einoAgentReplyTitle": "Sub-agent reply",
     "einoRecoveryTitle": "🔄 Invalid tool JSON · run {{n}}/{{max}} (hint appended)",
+    "einoStreamErrorTitle": "⚠️ Eino stream interrupted ({{agent}})",
+    "einoStreamErrorMessage": "Streaming read failed; the system will retry or terminate according to policy.",
+    "iterationLimitReachedTitle": "⛔ Iteration limit reached",
+    "iterationLimitReachedMessage": "Maximum iteration count reached; automatic iteration has stopped.",
+    "einoPendingOrphanedTitle": "🧹 Tool call reconciliation",
+    "einoPendingOrphanedMessage": "Detected {{count}} unclosed tool call(s); marked as failed and finalized automatically.",
     "noDescription": "No description",
     "noResponseData": "No response data",
     "loading": "Loading...",

web/static/i18n/zh-CN.json

@@ -179,6 +179,12 @@
     "unknownTool": "未知工具",
     "einoAgentReplyTitle": "子代理回复",
     "einoRecoveryTitle": "🔄 工具参数无效 · 第 {{n}}/{{max}} 轮（已追加提示）",
+    "einoStreamErrorTitle": "⚠️ Eino 流式中断（{{agent}}）",
+    "einoStreamErrorMessage": "流式读取异常，系统将按策略重试或结束。",
+    "iterationLimitReachedTitle": "⛔ 达到迭代上限",
+    "iterationLimitReachedMessage": "已达到最大迭代次数，任务已停止继续自动迭代。",
+    "einoPendingOrphanedTitle": "🧹 工具调用收尾补偿",
+    "einoPendingOrphanedMessage": "检测到 {{count}} 个未闭合工具调用，已自动标记为失败并收尾。",
     "noDescription": "暂无描述",
     "noResponseData": "暂无响应数据",
     "loading": "加载中...",

web/static/js/monitor.js

@@ -1120,6 +1120,49 @@ function handleStreamEvent(event, progressElement, progressId,
             break;
         }
 
+        case 'eino_stream_error': {
+            const d = event.data || {};
+            const agent = d.einoAgent ? String(d.einoAgent) : '';
+            const title = typeof window.t === 'function'
+                ? window.t('chat.einoStreamErrorTitle', { agent: agent || '-' })
+                : (agent ? ('⚠️ Eino 流式中断（' + agent + '）') : '⚠️ Eino 流式中断');
+            addTimelineItem(timeline, 'warning', {
+                title: title,
+                message: event.message || (typeof window.t === 'function'
+                    ? window.t('chat.einoStreamErrorMessage')
+                    : '流式读取异常，系统将按策略重试或结束。'),
+                data: d
+            });
+            break;
+        }
+
+        case 'iteration_limit_reached': {
+            addTimelineItem(timeline, 'warning', {
+                title: typeof window.t === 'function' ? window.t('chat.iterationLimitReachedTitle') : '⛔ 达到迭代上限',
+                message: event.message || (typeof window.t === 'function'
+                    ? window.t('chat.iterationLimitReachedMessage')
+                    : '已达到最大迭代次数，任务已停止继续自动迭代。'),
+                data: event.data
+            });
+            finalizeOutstandingToolCallsForProgress(progressId, 'failed');
+            break;
+        }
+
+        case 'eino_pending_orphaned': {
+            const d = event.data || {};
+            const count = Number(d.pendingCount || 0);
+            const countText = Number.isFinite(count) && count > 0 ? String(count) : '?';
+            addTimelineItem(timeline, 'warning', {
+                title: typeof window.t === 'function' ? window.t('chat.einoPendingOrphanedTitle') : '🧹 工具调用收尾补偿',
+                message: event.message || (typeof window.t === 'function'
+                    ? window.t('chat.einoPendingOrphanedMessage', { count: countText })
+                    : ('检测到 ' + countText + ' 个未闭合工具调用，已自动标记为失败并收尾。')),
+                data: d
+            });
+            finalizeOutstandingToolCallsForProgress(progressId, 'failed');
+            break;
+        }
+
         case 'tool_call':
             const toolInfo = event.data || {};
             const toolName = toolInfo.toolName || (typeof window.t === 'function' ? window.t('chat.unknownTool') : '未知工具');