diff --git a/src/main/bootstrap/runtime.ts b/src/main/bootstrap/runtime.ts
index ae3149c..d35176d 100644
--- a/src/main/bootstrap/runtime.ts
+++ b/src/main/bootstrap/runtime.ts
@@ -3,6 +3,9 @@ import fs from 'fs'
 import { join } from 'path'
 import { ConfigManager } from '../services/config/config-manager'
 import { UpdateService } from '../services/update/update-service'
+import { createLogger } from '../services/logger'
+
+const log = createLogger('Bootstrap')
 
 export function configurePlaywrightBrowsersPath(): string {
   const browsersPath = join(app.getPath('userData'), 'ms-playwright')
@@ -39,7 +42,7 @@ export function ensurePlaywrightRuntime(browsersPath: string): boolean {
   try {
     fs.mkdirSync(browsersPath, { recursive: true })
   } catch (error) {
-    console.error('Failed to create browsers directory:', error)
+    log.error('Failed to create browsers directory', { error })
   }
 
   const newChromiumPath = join(browsersPath, 'chromium-1208', 'chrome-win64', 'chrome.exe')
@@ -57,7 +60,7 @@ export function ensurePlaywrightRuntime(browsersPath: string): boolean {
       if (entry.startsWith('chromium-') && !entry.includes('headless')) {
         const revisionPath = join(browsersPath, entry, 'chrome-win64', 'chrome.exe')
         if (fs.existsSync(revisionPath)) {
-          console.log('Found Chromium revision:', entry)
+          log.info('Found Chromium revision', { revision: entry })
           foundRevision = true
           break
         }
@@ -71,10 +74,10 @@ export function ensurePlaywrightRuntime(browsersPath: string): boolean {
     return true
   }
 
-  console.warn(
-    'Playwright browser not found. Available:',
-    fs.existsSync(browsersPath) ? fs.readdirSync(browsersPath) : 'none'
-  )
+  log.warn('Playwright browser not found', {
+    available: fs.existsSync(browsersPath) ? fs.readdirSync(browsersPath) : 'none',
+    browsersPath
+  })
   return false
 }
 
@@ -84,7 +87,7 @@ export async function initializeMainProcessServices(): Promise<void> {
     await configManager.initialize()
     UpdateService.getInstance().initialize()
   } catch (error) {
-    console.error('Failed to initialize ConfigManager:', error)
+    log.error('Failed to initialize ConfigManager', { error })
   }
 
   const { registerIpcHandlers } = await import('../ipc')
diff --git a/src/main/index.ts b/src/main/index.ts
index 7a6b52e..ea4b8ac 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -7,17 +7,20 @@ import {
   setupElectronRuntime
 } from './bootstrap/runtime'
 import { setupProcessGuards } from './bootstrap/process-guards'
+import { createLogger } from './services/logger'
+
+const log = createLogger('App')
 
 app.whenReady().then(async () => {
   setupProcessGuards()
   registerMainWindowLifecycle()
   const playwrightBrowsersPath = configurePlaywrightBrowsersPath()
   const browsersExist = ensurePlaywrightRuntime(playwrightBrowsersPath)
-  console.log('Playwright browsers exist:', browsersExist)
+  log.info('Playwright browsers check', { browsersExist })
   await initializeMainProcessServices()
   setupElectronRuntime()
 
-  ipcMain.on('ping', () => console.log('pong'))
+  ipcMain.on('ping', () => log.debug('pong'))
 
   createMainWindow()
 })
diff --git a/src/main/services/erp/ErpBrowserManager.ts b/src/main/services/erp/ErpBrowserManager.ts
index f0a6276..cea42ce 100644
--- a/src/main/services/erp/ErpBrowserManager.ts
+++ b/src/main/services/erp/ErpBrowserManager.ts
@@ -195,6 +195,10 @@ export class ErpBrowserManager {
   async navigate(url: string, options?: { timeout?: number }): Promise<void> {
     const page = this.session?.page
     if (!page) {
+      log.error('No page available for navigation', {
+        url,
+        hasSession: !!this.session
+      })
       throw new Error('No page available. Call initialize() first.')
     }
 
diff --git a/src/main/services/erp/cleaner.ts b/src/main/services/erp/cleaner.ts
index 82f0fa5..ba420b4 100644
--- a/src/main/services/erp/cleaner.ts
+++ b/src/main/services/erp/cleaner.ts
@@ -4,6 +4,7 @@ import type { CleanerInput, CleanerResult, OrderCleanDetail } from '../../types/
 import type { ErpSession } from '../../types/erp.types'
 import type { FrameLocator, Locator, Page } from 'playwright'
 import { createLogger, run, trackDuration } from '../logger'
+import { capturePageContext } from './erp-error-context'
 
 const log = createLogger('CleanerService')
 
@@ -505,7 +506,10 @@ export class CleanerService {
       }
     }
 
-    throw new Error('无法定位“备料计划”菜单项（可能菜单结构已变化）')
+    log.error('Failed to locate material plan menu item', {
+      attemptedSelectors: candidates.length
+    })
+    throw new Error('无法定位”备料计划”菜单项（可能菜单结构已变化）')
   }
 
   private async processDetailPage(params: {
@@ -527,6 +531,9 @@ export class CleanerService {
       const dFrame = await detailMainFrame.contentFrame()
 
       if (!dFrame) {
+        log.error('Failed to access detail page forward frame', {
+          ...(await capturePageContext(detailPage))
+        })
         throw new Error('Failed to access detail page forward frame')
       }
 
@@ -535,6 +542,7 @@ export class CleanerService {
       const detailInnerFrame = await detailInnerLocator.contentFrame()
 
       if (!detailInnerFrame) {
+        log.error('Failed to access detail inner frame')
         throw new Error('Failed to access detail inner frame')
       }
 
@@ -852,6 +860,7 @@ export class CleanerService {
               const rows = workFrame.locator('tbody tr')
               const rowCount = await rows.count()
               if (rowCount === 0) {
+                log.error('Retry query returned no results', { orderNumber, rowCount })
                 throw new Error('订单重试查询无结果')
               }
 
diff --git a/src/main/services/erp/erp-auth.ts b/src/main/services/erp/erp-auth.ts
index fa7631f..db79567 100644
--- a/src/main/services/erp/erp-auth.ts
+++ b/src/main/services/erp/erp-auth.ts
@@ -1,6 +1,7 @@
 import { chromium } from 'playwright'
 import type { ErpConfig, ErpSession } from '../../types/erp.types'
 import { createLogger } from '../logger'
+import { capturePageContext } from './erp-error-context'
 
 const log = createLogger('ErpAuthService')
 
@@ -70,6 +71,9 @@ export class ErpAuthService {
     const contentFrame = await frameLocator.contentFrame()
 
     if (!contentFrame) {
+      log.error('Failed to access forwardFrame content frame', {
+        ...(await capturePageContext(page))
+      })
       throw new Error('Failed to access forwardFrame content frame')
     }
 
@@ -80,6 +84,9 @@ export class ErpAuthService {
     try {
       await contentFrame.getByRole('textbox', { name: '用户名' }).fill(this.config.username)
     } catch (e) {
+      log.error('Failed to find username input', {
+        error: e instanceof Error ? e.message : String(e)
+      })
       throw new Error(`Failed to find username input: ${e}`)
     }
 
@@ -87,6 +94,9 @@ export class ErpAuthService {
     try {
       await contentFrame.getByRole('textbox', { name: '密码' }).fill(this.config.password)
     } catch (e) {
+      log.error('Failed to find password input', {
+        error: e instanceof Error ? e.message : String(e)
+      })
       throw new Error(`Failed to find password input: ${e}`)
     }
 
@@ -94,6 +104,9 @@ export class ErpAuthService {
     try {
       await contentFrame.getByRole('button', { name: '登录' }).click()
     } catch (e) {
+      log.error('Failed to click login button', {
+        error: e instanceof Error ? e.message : String(e)
+      })
       throw new Error(`Failed to click login button: ${e}`)
     }
 
@@ -138,6 +151,7 @@ export class ErpAuthService {
 
       const hasError = await errorLocator.isVisible()
       if (hasError) {
+        log.error('ERP login failed: incorrect username or password')
         throw new Error('ERP 登录失败：名称或密码错误')
       }
 
@@ -149,6 +163,7 @@ export class ErpAuthService {
 
       const hasError = await errorLocator.isVisible().catch(() => false)
       if (hasError) {
+        log.error('ERP login failed: incorrect username or password (retry check)')
         throw new Error('ERP 登录失败：名称或密码错误')
       }
 
@@ -172,6 +187,7 @@ export class ErpAuthService {
    */
   getSession(): ErpSession {
     if (!this.session?.isLoggedIn) {
+      log.error('getSession called without active session')
       throw new Error('Not logged in. Call login() first.')
     }
     return this.session
diff --git a/src/main/services/erp/erp-error-context.ts b/src/main/services/erp/erp-error-context.ts
new file mode 100644
index 0000000..0bbdacd
--- /dev/null
+++ b/src/main/services/erp/erp-error-context.ts
@@ -0,0 +1,47 @@
+/**
+ * ERP Error Context Capture
+ *
+ * Lightweight helper to capture Playwright page state when ERP operations fail.
+ * All capture calls are defensive — failures do not propagate to the caller.
+ */
+
+import type { Page } from 'playwright'
+
+export interface ErpErrorContext {
+  pageUrl?: string
+  frameHierarchy?: Array<{ name: string; url: string }>
+  targetSelector?: string
+}
+
+/**
+ * Capture the current state of a Playwright page for error logging.
+ * Returns a plain object safe for structured logging.
+ *
+ * @param page - The Playwright page to inspect
+ * @param targetSelector - Optional selector that was being targeted
+ */
+export async function capturePageContext(
+  page: Page,
+  targetSelector?: string
+): Promise<ErpErrorContext> {
+  const ctx: ErpErrorContext = {}
+
+  try {
+    ctx.pageUrl = page.url()
+  } catch {
+    // page may be closed or inaccessible
+  }
+
+  try {
+    const frames = page.frames()
+    ctx.frameHierarchy = frames.map((f) => ({ name: f.name(), url: f.url() }))
+  } catch {
+    // frame enumeration may fail on detached pages
+  }
+
+  if (targetSelector) {
+    ctx.targetSelector = targetSelector
+  }
+
+  return ctx
+}
diff --git a/src/main/services/erp/extractor-core.ts b/src/main/services/erp/extractor-core.ts
index 9a81526..2b6a7c8 100644
--- a/src/main/services/erp/extractor-core.ts
+++ b/src/main/services/erp/extractor-core.ts
@@ -6,6 +6,10 @@ import type {
   ExtractorCoreResult,
   ExtractionProgress
 } from '../../types/extractor.types'
+import { createLogger } from '../logger'
+import { capturePageContext } from './erp-error-context'
+
+const log = createLogger('ExtractorCore')
 
 /**
  * ExtractorCore - Handles all web page operations for data extraction
@@ -97,6 +101,9 @@ export class ExtractorCore {
     const fFrame = await forwardFrameLocator.contentFrame()
 
     if (!fFrame) {
+      log.error('Failed to access popup forward frame', {
+        ...(await capturePageContext(popupPage))
+      })
       throw new Error('Failed to access popup forward frame')
     }
 
@@ -105,6 +112,7 @@ export class ExtractorCore {
     const workFrame = await innerFrameLocator.contentFrame()
 
     if (!workFrame) {
+      log.error('Failed to access inner work frame')
       throw new Error('Failed to access inner work frame')
     }
 
diff --git a/src/main/services/user/migration/add-erp-params-migration.ts b/src/main/services/user/migration/add-erp-params-migration.ts
index 47b724f..021efaf 100644
--- a/src/main/services/user/migration/add-erp-params-migration.ts
+++ b/src/main/services/user/migration/add-erp-params-migration.ts
@@ -17,6 +17,9 @@ import { dirname } from 'path'
 import { ConfigManager } from '../../config/config-manager'
 import { MySqlService } from '../../database/mysql'
 import { SqlServerService } from '../../database/sql-server'
+import { createLogger } from '../../logger'
+
+const log = createLogger('Migration')
 
 const __filename = fileURLToPath(import.meta.url)
 const __dirname = dirname(__filename)
@@ -136,7 +139,9 @@ async function runMySQLMigration(configManager: ConfigManager): Promise<void> {
 
     await mysqlService.disconnect()
   } catch (error) {
-    console.error('✗ MySQL Migration failed:', error instanceof Error ? error.message : error)
+    log.error('MySQL Migration failed', {
+      error: error instanceof Error ? error.message : String(error)
+    })
     if (mysqlService.isConnected()) {
       await mysqlService.disconnect()
     }
@@ -192,7 +197,9 @@ async function runSqlServerMigration(configManager: ConfigManager): Promise<void
 
     await sqlServerService.disconnect()
   } catch (error) {
-    console.error('✗ SQL Server Migration failed:', error instanceof Error ? error.message : error)
+    log.error('SQL Server Migration failed', {
+      error: error instanceof Error ? error.message : String(error)
+    })
     if (sqlServerService.isConnected()) {
       await sqlServerService.disconnect()
     }
@@ -223,7 +230,7 @@ async function main(): Promise<void> {
 
     console.log('\n✅ Migration completed successfully!\n')
   } catch (error) {
-    console.error('\n❌ Migration failed:', error instanceof Error ? error.message : error)
+    log.error('Migration failed', { error: error instanceof Error ? error.message : String(error) })
     process.exit(1)
   }
 }
diff --git a/src/main/services/user/migration/run-migration.ts b/src/main/services/user/migration/run-migration.ts
index ecccfa5..9ea1943 100644
--- a/src/main/services/user/migration/run-migration.ts
+++ b/src/main/services/user/migration/run-migration.ts
@@ -13,6 +13,9 @@ import * as fs from 'fs'
 import * as path from 'path'
 import yaml from 'js-yaml'
 import { z } from 'zod'
+import { createLogger } from '../../logger'
+
+const log = createLogger('MigrationRunner')
 
 /**
  * MySQL configuration schema
@@ -105,8 +108,10 @@ async function runMigration(): Promise<void> {
   try {
     dbConfig = loadConfig(configPath)
   } catch (error) {
-    console.error('Failed to load config.yaml:', error instanceof Error ? error.message : error)
-    console.error('Please ensure config.yaml exists and contains valid MySQL configuration.')
+    log.error('Failed to load config', {
+      error: error instanceof Error ? error.message : String(error),
+      configPath
+    })
     process.exit(1)
   }
 
@@ -171,8 +176,7 @@ async function runMigration(): Promise<void> {
     console.log(`       ERP_Password = 'your_password'`)
     console.log(`   WHERE ERP_URL IS NULL;\n`)
   } catch (error) {
-    console.error('\n❌ Migration failed with error:')
-    console.error(error)
+    log.error('Migration failed', { error })
     console.error('\nTroubleshooting:')
     console.error('1. Check if MySQL server is running')
     console.error('2. Verify database credentials in config.yaml file')
@@ -194,6 +198,6 @@ async function runMigration(): Promise<void> {
 
 // Run migration
 runMigration().catch((error) => {
-  console.error('Unexpected error:', error)
+  log.error('Unexpected error', { error })
   process.exit(1)
 })
diff --git a/src/main/services/user/session-manager.ts b/src/main/services/user/session-manager.ts
index 9f3f38c..318b26c 100644
--- a/src/main/services/user/session-manager.ts
+++ b/src/main/services/user/session-manager.ts
@@ -9,6 +9,9 @@
  */
 
 import type { UserInfo } from '../../types/user.types'
+import { createLogger } from '../logger'
+
+const log = createLogger('SessionManager')
 
 /**
  * Session Manager Class
@@ -59,12 +62,12 @@ export class SessionManager {
       }
       return false
     } catch (error) {
-      console.error('[SessionManager] Login error:', error)
+      log.error('Login error', { error })
       return false
     } finally {
       if (dao) {
         await dao.disconnect().catch((error) => {
-          console.error('[SessionManager] Login disconnect error:', error)
+          log.error('Login disconnect error', { error })
         })
       }
     }
@@ -93,12 +96,12 @@ export class SessionManager {
       }
       return false
     } catch (error) {
-      console.error('[SessionManager] Silent login error:', error)
+      log.error('Silent login error', { error })
       return false
     } finally {
       if (dao) {
         await dao.disconnect().catch((error) => {
-          console.error('[SessionManager] Silent login disconnect error:', error)
+          log.error('Silent login disconnect error', { error })
         })
       }
     }
@@ -187,12 +190,12 @@ export class SessionManager {
       dao = new BIPUsersDAO()
       return await dao.getAllUsers()
     } catch (error) {
-      console.error('[SessionManager] Get all users error:', error)
+      log.error('Get all users error', { error })
       return []
     } finally {
       if (dao) {
         await dao.disconnect().catch((error) => {
-          console.error('[SessionManager] Get all users disconnect error:', error)
+          log.error('Get all users disconnect error', { error })
         })
       }
     }