diff --git a/apps/admin-web/src/views/PublishManagementView.vue b/apps/admin-web/src/views/PublishManagementView.vue
index c923e60..a6d8c9a 100644
--- a/apps/admin-web/src/views/PublishManagementView.vue
+++ b/apps/admin-web/src/views/PublishManagementView.vue
@@ -24,6 +24,8 @@ import { getPublishPlatformMeta, normalizePublishPlatformId } from '@/lib/publis
 const PAGE_SIZE = 10
 const INLINE_ERROR_HEAD_CHARS = 52
 const INLINE_ERROR_TAIL_CHARS = 10
+const DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE =
+  '懂车帝平台返回异常，请打开懂车帝后台查看并处理平台提示，确认账号状态后再重试。'
 
 type PublishTaskStatus = DesktopTaskInfo['status']
 
@@ -93,7 +95,7 @@ function isPendingStatus(status: PublishTaskStatus): boolean {
   return status === 'queued' || status === 'in_progress'
 }
 
-function normalizeTaskErrorMessage(messageText: string | null): string | null {
+function normalizeTaskErrorMessage(messageText: string | null, platform?: string | null): string | null {
   const normalized = extractString(messageText)
   if (!normalized) {
     return null
@@ -104,6 +106,13 @@ function normalizeTaskErrorMessage(messageText: string | null): string | null {
   if (normalized.includes('adapter is not implemented for this platform')) {
     return '当前平台的桌面发布适配器未实现，任务已按失败处理。'
   }
+  if (
+    platform === 'dongchedi' &&
+    (/\bserver[\s_-]*exception\b/i.test(normalized) ||
+      /\bdongchedi_platform_exception\b/i.test(normalized))
+  ) {
+    return DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE
+  }
   return normalized
 }
 
@@ -417,6 +426,7 @@ const publishTasks = computed<PublishTaskItem[]>(() =>
           extractString(taskError.message) ??
           extractString(taskError.detail) ??
           extractString(taskError.code),
+        platformId,
       ),
       complianceBlockedRecordId,
       complianceBlockedAt: task.compliance_blocked_at ?? null,
diff --git a/apps/desktop-client/src/main/adapters/dongchedi.ts b/apps/desktop-client/src/main/adapters/dongchedi.ts
index 7dce9d2..a86a8ac 100644
--- a/apps/desktop-client/src/main/adapters/dongchedi.ts
+++ b/apps/desktop-client/src/main/adapters/dongchedi.ts
@@ -2,6 +2,7 @@ import { createHash, createHmac } from 'node:crypto'
 
 import type { JsonValue } from '@geo/shared-types'
 
+import { DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE } from '../../shared/publisher-errors'
 import type { PublishAdapter, PublishAdapterContext } from './base'
 import {
   ensureViewLoaded,
@@ -127,6 +128,10 @@ function isDongchediChallengeMessage(message: string): boolean {
   )
 }
 
+function isDongchediPlatformExceptionMessage(message: string): boolean {
+  return /\bserver[\s_-]*exception\b/i.test(message)
+}
+
 function redactDiagnosticText(value: string, maxLength = 220): string {
   return value
     .replace(
@@ -1009,6 +1014,26 @@ function failureResult(
     }
   }
 
+  if (
+    (error instanceof DongchediAdapterError && error.code === 'dongchedi_platform_exception') ||
+    isDongchediPlatformExceptionMessage(message)
+  ) {
+    return {
+      status: 'failed',
+      summary: DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE,
+      error: {
+        code: 'dongchedi_platform_exception',
+        message: DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE,
+        detail:
+          error instanceof DongchediAdapterError && error.detail
+            ? error.detail
+            : {
+                platform_message: message,
+              },
+      },
+    }
+  }
+
   return {
     status: 'failed',
     summary: '懂车帝发布失败。',
@@ -1080,6 +1105,9 @@ export const dongchediAdapter: PublishAdapter = {
           taskId: context.taskId,
           ...detail,
         })
+        if (isDongchediPlatformExceptionMessage(message)) {
+          throw new DongchediAdapterError('dongchedi_platform_exception', message, detail)
+        }
         throw new DongchediAdapterError(
           'dongchedi_publish_failed',
           message || 'dongchedi_draft_failed',
@@ -1115,6 +1143,9 @@ export const dongchediAdapter: PublishAdapter = {
           taskId: context.taskId,
           ...detail,
         })
+        if (isDongchediPlatformExceptionMessage(message)) {
+          throw new DongchediAdapterError('dongchedi_platform_exception', message, detail)
+        }
         throw new DongchediAdapterError(
           'dongchedi_publish_failed',
           message || 'dongchedi_publish_failed',
diff --git a/apps/desktop-client/src/renderer/views/PublishManagementView.vue b/apps/desktop-client/src/renderer/views/PublishManagementView.vue
index 7461467..f605510 100644
--- a/apps/desktop-client/src/renderer/views/PublishManagementView.vue
+++ b/apps/desktop-client/src/renderer/views/PublishManagementView.vue
@@ -196,7 +196,7 @@ function normalizePublishTaskStatus(status: DesktopTaskInfo['status']): DesktopT
   return status === 'unknown' ? 'failed' : status
 }
 
-function normalizeTaskErrorMessage(message: string | null): string | null {
+function normalizeTaskErrorMessage(message: string | null, platform?: string | null): string | null {
   const normalized = extractString(message)
   if (!normalized) {
     return null
@@ -207,7 +207,7 @@ function normalizeTaskErrorMessage(message: string | null): string | null {
   if (normalized.includes('adapter is not implemented for this platform')) {
     return '当前平台的桌面发布适配器未实现，任务已按失败处理。'
   }
-  return normalizePublisherErrorMessage(normalized) ?? normalized
+  return normalizePublisherErrorMessage(normalized, platform) ?? normalized
 }
 
 function complianceLevelLabel(level: string | null): string {
@@ -607,6 +607,7 @@ const publishTasks = computed<PublishTaskItem[]>(() =>
           extractString(taskError.message) ??
           extractString(taskError.detail) ??
           extractString(taskError.code),
+        task.platform,
       ),
       complianceBlockedRecordId,
       complianceBlockedAt: task.compliance_blocked_at ? parseTimestamp(task.compliance_blocked_at) : null,
diff --git a/apps/desktop-client/src/shared/publisher-errors.test.ts b/apps/desktop-client/src/shared/publisher-errors.test.ts
index a65a658..2be9074 100644
--- a/apps/desktop-client/src/shared/publisher-errors.test.ts
+++ b/apps/desktop-client/src/shared/publisher-errors.test.ts
@@ -2,6 +2,7 @@ import { describe, expect, it } from 'vitest'
 
 import {
   BAIJIAHAO_CHALLENGE_REQUIRED_MESSAGE,
+  DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE,
   PUBLISH_ACCOUNT_NOT_LOGGED_IN_MESSAGE,
   QIEHAO_REAL_NAME_AUTH_MESSAGE,
   WANGYIHAO_DRAFT_SAVE_PARAMETER_MESSAGE,
@@ -10,6 +11,7 @@ import {
   WEIXIN_GZH_PUBLIC_URL_MISSING_MESSAGE,
   isQiehaoRealNameAuthError,
   normalizeBaijiahaoPublishErrorMessage,
+  normalizeDongchediPublishErrorMessage,
   normalizePublisherErrorMessage,
   normalizePublisherLoginErrorMessage,
   normalizeQiehaoPublishErrorMessage,
@@ -99,6 +101,18 @@ describe('publisher error normalization', () => {
     )
   })
 
+  it('normalizes Dongchedi server exception failures to a broad platform prompt', () => {
+    expect(normalizePublisherErrorMessage('server exception', 'dongchedi')).toBe(
+      DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE,
+    )
+    expect(normalizePublisherErrorMessage('dongchedi_publish_failed:server exception')).toBe(
+      DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE,
+    )
+    expect(normalizeDongchediPublishErrorMessage('Error: dongchedi_platform_exception')).toBe(
+      DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE,
+    )
+  })
+
   it('leaves unknown publisher errors unchanged', () => {
     expect(normalizePublisherErrorMessage('qiehao_publish_failed')).toBe('qiehao_publish_failed')
   })
diff --git a/apps/desktop-client/src/shared/publisher-errors.ts b/apps/desktop-client/src/shared/publisher-errors.ts
index 09303ef..367f078 100644
--- a/apps/desktop-client/src/shared/publisher-errors.ts
+++ b/apps/desktop-client/src/shared/publisher-errors.ts
@@ -12,6 +12,8 @@ export const WEIXIN_GZH_PUBLIC_URL_MISSING_MESSAGE =
   '微信公众号可能已触发管理员/运营者授权发布，桌面端未能获取到文章外链。请打开公众号后台完成授权发布，并在发表记录中确认文章链接。'
 export const BAIJIAHAO_CHALLENGE_REQUIRED_MESSAGE =
   '百家号检测到网络环境异常，需要人机验证。请打开百家号后台手动完成一次发稿或验证后再重试发布。'
+export const DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE =
+  '懂车帝平台返回异常，请打开懂车帝后台查看并处理平台提示，确认账号状态后再重试。'
 
 const PUBLISH_PLATFORM_LABELS: Record<string, string> = {
   baijiahao: '百家号',
@@ -34,6 +36,10 @@ function normalizeErrorText(value: string | null | undefined): string | null {
   return trimmed ? trimmed : null
 }
 
+function isDongchediPlatform(platform?: string | null): boolean {
+  return platform?.trim().toLowerCase() === 'dongchedi'
+}
+
 export function isQiehaoRealNameAuthError(
   message: string | null | undefined,
   code?: number | string | null,
@@ -140,13 +146,39 @@ export function normalizeBaijiahaoPublishErrorMessage(
   return normalized
 }
 
-export function normalizePublisherErrorMessage(message: string | null | undefined): string | null {
+export function normalizeDongchediPublishErrorMessage(
+  message: string | null | undefined,
+  platform?: string | null,
+): string | null {
+  const normalized = normalizeErrorText(message)
+  if (!normalized) {
+    return null
+  }
+
+  const hasDongchediSignal =
+    isDongchediPlatform(platform) || /\bdongchedi_(?:draft|publish|platform)_/i.test(normalized)
+
+  if (
+    hasDongchediSignal &&
+    (/\bserver[\s_-]*exception\b/i.test(normalized) ||
+      /\bdongchedi_platform_exception\b/i.test(normalized))
+  ) {
+    return DONGCHEDI_PLATFORM_EXCEPTION_MESSAGE
+  }
+  return normalized
+}
+
+export function normalizePublisherErrorMessage(
+  message: string | null | undefined,
+  platform?: string | null,
+): string | null {
   if (message === 'compliance_blocked') {
     return '内容合规检测已阻断本次发布，请修改文章后重新发布。'
   }
   const qiehaoMessage = normalizeQiehaoPublishErrorMessage(message)
   const wangyihaoMessage = normalizeWangyihaoPublishErrorMessage(qiehaoMessage)
   const baijiahaoMessage = normalizeBaijiahaoPublishErrorMessage(wangyihaoMessage)
-  const loginMessage = normalizePublisherLoginErrorMessage(baijiahaoMessage)
+  const dongchediMessage = normalizeDongchediPublishErrorMessage(baijiahaoMessage, platform)
+  const loginMessage = normalizePublisherLoginErrorMessage(dongchediMessage)
   return normalizeWeixinGzhPublishErrorMessage(loginMessage)
 }
diff --git a/server/internal/tenant/app/publish_record_normalize.go b/server/internal/tenant/app/publish_record_normalize.go
index c5b54be..2cc7591 100644
--- a/server/internal/tenant/app/publish_record_normalize.go
+++ b/server/internal/tenant/app/publish_record_normalize.go
@@ -20,18 +20,26 @@ func normalizePublishRecordForResponse(item *PublishRecordResponse) {
 }
 
 func normalizePublishRecordErrorMessage(platform string, message *string) *string {
-	if strings.TrimSpace(platform) != "baijiahao" || message == nil {
+	normalizedPlatform := strings.TrimSpace(platform)
+	if message == nil || (normalizedPlatform != "baijiahao" && normalizedPlatform != "dongchedi") {
 		return message
 	}
 
 	trimmed := strings.TrimSpace(*message)
-	if trimmed == "baijiahao_challenge_required" ||
+	if normalizedPlatform == "baijiahao" && (trimmed == "baijiahao_challenge_required" ||
 		trimmed == "desktop_account_risk_control" ||
 		trimmed == "desktop_account_challenge_required" ||
-		strings.HasPrefix(trimmed, "baijiahao_challenge_required:") {
+		strings.HasPrefix(trimmed, "baijiahao_challenge_required:")) {
 		normalized := baijiahaoRiskControlPrompt
 		return &normalized
 	}
+	if normalizedPlatform == "dongchedi" && (trimmed == "dongchedi_platform_exception" ||
+		strings.EqualFold(trimmed, "server exception") ||
+		strings.HasPrefix(trimmed, "dongchedi_publish_failed:server exception") ||
+		strings.HasPrefix(trimmed, "dongchedi_draft_failed:server exception")) {
+		normalized := dongchediPlatformExceptionPrompt
+		return &normalized
+	}
 
 	return message
 }
diff --git a/server/internal/tenant/app/publish_record_support.go b/server/internal/tenant/app/publish_record_support.go
index 62f0bc8..2794d0e 100644
--- a/server/internal/tenant/app/publish_record_support.go
+++ b/server/internal/tenant/app/publish_record_support.go
@@ -467,6 +467,7 @@ func extractStringPointer(payload map[string]any, keys ...string) *string {
 }
 
 const baijiahaoRiskControlPrompt = "您触发平台风控，请手动发稿一篇并完成验证，方可继续使用"
+const dongchediPlatformExceptionPrompt = "懂车帝平台返回异常，请打开懂车帝后台查看并处理平台提示，确认账号状态后再重试。"
 
 func desktopTaskErrorMessage(payload map[string]any, platform string) *string {
 	if message := desktopTaskPlatformErrorMessage(payload, platform); message != nil {
@@ -485,7 +486,8 @@ func desktopTaskErrorMessage(payload map[string]any, platform string) *string {
 }
 
 func desktopTaskPlatformErrorMessage(payload map[string]any, platform string) *string {
-	if strings.TrimSpace(platform) != "baijiahao" {
+	normalizedPlatform := strings.TrimSpace(platform)
+	if normalizedPlatform != "baijiahao" && normalizedPlatform != "dongchedi" {
 		return nil
 	}
 
@@ -495,13 +497,22 @@ func desktopTaskPlatformErrorMessage(payload map[string]any, platform string) *s
 			continue
 		}
 		trimmed := strings.TrimSpace(*value)
-		if trimmed == "baijiahao_challenge_required" ||
-			trimmed == "desktop_account_risk_control" ||
-			trimmed == "desktop_account_challenge_required" ||
-			strings.HasPrefix(trimmed, "baijiahao_challenge_required:") {
+		if normalizedPlatform == "baijiahao" &&
+			(trimmed == "baijiahao_challenge_required" ||
+				trimmed == "desktop_account_risk_control" ||
+				trimmed == "desktop_account_challenge_required" ||
+				strings.HasPrefix(trimmed, "baijiahao_challenge_required:")) {
 			message := baijiahaoRiskControlPrompt
 			return &message
 		}
+		if normalizedPlatform == "dongchedi" &&
+			(trimmed == "dongchedi_platform_exception" ||
+				strings.EqualFold(trimmed, "server exception") ||
+				strings.HasPrefix(trimmed, "dongchedi_publish_failed:server exception") ||
+				strings.HasPrefix(trimmed, "dongchedi_draft_failed:server exception")) {
+			message := dongchediPlatformExceptionPrompt
+			return &message
+		}
 	}
 
 	return nil
diff --git a/server/internal/tenant/app/publish_record_support_test.go b/server/internal/tenant/app/publish_record_support_test.go
index affc17b..6a27105 100644
--- a/server/internal/tenant/app/publish_record_support_test.go
+++ b/server/internal/tenant/app/publish_record_support_test.go
@@ -43,6 +43,36 @@ func TestDesktopTaskErrorMessageKeepsGenericMessage(t *testing.T) {
 	}
 }
 
+func TestDesktopTaskErrorMessageMapsDongchediServerException(t *testing.T) {
+	tests := []struct {
+		name    string
+		payload map[string]any
+	}{
+		{
+			name: "raw platform message",
+			payload: map[string]any{
+				"message": "server exception",
+			},
+		},
+		{
+			name: "adapter code",
+			payload: map[string]any{
+				"code":    "dongchedi_platform_exception",
+				"message": "懂车帝平台返回异常，请打开懂车帝后台查看并处理平台提示，确认账号状态后再重试。",
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := desktopTaskErrorMessage(tt.payload, "dongchedi")
+			if got == nil || *got != dongchediPlatformExceptionPrompt {
+				t.Fatalf("desktopTaskErrorMessage() = %v, want %q", got, dongchediPlatformExceptionPrompt)
+			}
+		})
+	}
+}
+
 func TestNormalizePublishRecordForResponseUsesBaijiahaoPublicURL(t *testing.T) {
 	articleID := "1863525130677225913"
 	editURL := "https://baijiahao.baidu.com/builder/rc/edit?type=news&article_id=1863525130677225913"
@@ -64,6 +94,20 @@ func TestNormalizePublishRecordForResponseUsesBaijiahaoPublicURL(t *testing.T) {
 	}
 }
 
+func TestNormalizePublishRecordForResponseMapsDongchediServerException(t *testing.T) {
+	rawError := "server exception"
+	item := &PublishRecordResponse{
+		PlatformID:   "dongchedi",
+		ErrorMessage: &rawError,
+	}
+
+	normalizePublishRecordForResponse(item)
+
+	if item.ErrorMessage == nil || *item.ErrorMessage != dongchediPlatformExceptionPrompt {
+		t.Fatalf("ErrorMessage = %v, want %q", item.ErrorMessage, dongchediPlatformExceptionPrompt)
+	}
+}
+
 func TestNormalizePublishRecordForResponseUsesWangyihaoPublicURL(t *testing.T) {
 	articleID := "IK5K461I05561G2M"
 	item := &PublishRecordResponse{