diff --git a/docs/sql/create_match_live_table.sql b/docs/sql/create_match_live_table.sql
index 63b14a0..089022d 100644
--- a/docs/sql/create_match_live_table.sql
+++ b/docs/sql/create_match_live_table.sql
@@ -8,7 +8,7 @@ CREATE TABLE IF NOT EXISTS `la_match_live` (
   `play_url_flv` varchar(1000) NOT NULL DEFAULT '' COMMENT '标清FLV播放地址',
   `play_url_hd_flv` varchar(1000) NOT NULL DEFAULT '' COMMENT '高清FLV播放地址',
   `fetch_status` tinyint UNSIGNED NOT NULL DEFAULT 0 COMMENT '抓取状态 0-待抓取 1-成功 2-失败',
-  `fetch_error` varchar(255) NOT NULL DEFAULT '' COMMENT '抓取错误信息',
+  `fetch_error` varchar(500) NOT NULL DEFAULT '' COMMENT '抓取错误信息',
   `last_fetch_at` int UNSIGNED NOT NULL DEFAULT 0 COMMENT '最后抓取时间',
   `next_fetch_at` int UNSIGNED NOT NULL DEFAULT 0 COMMENT '下次抓取时间',
   `create_time` int UNSIGNED NOT NULL DEFAULT 0 COMMENT '创建时间',
diff --git a/docs/sql/insert_menu_match_live.sql b/docs/sql/insert_menu_match_live.sql
new file mode 100644
index 0000000..a8cfd2c
--- /dev/null
+++ b/docs/sql/insert_menu_match_live.sql
@@ -0,0 +1,51 @@
+INSERT INTO `la_system_menu` (`pid`, `type`, `name`, `icon`, `sort`, `perms`, `paths`, `component`, `selected`, `params`, `is_cache`, `is_show`, `is_disable`, `create_time`, `update_time`)
+SELECT COALESCE((SELECT `id` FROM `la_system_menu` WHERE `perms` = 'match.match/lists' LIMIT 1), 0), 'C', '直播线路管理', '', 0, 'match.matchLive/lists', 'match_live', 'match/lists/index', 'match/lists', '', 0, 0, 0, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
+WHERE NOT EXISTS (
+    SELECT 1 FROM `la_system_menu`
+    WHERE `perms` = 'match.matchLive/lists'
+);
+
+INSERT INTO `la_system_menu` (`pid`, `type`, `name`, `icon`, `sort`, `perms`, `paths`, `component`, `selected`, `params`, `is_cache`, `is_show`, `is_disable`, `create_time`, `update_time`)
+SELECT (SELECT `id` FROM `la_system_menu` WHERE `perms` = 'match.matchLive/lists' LIMIT 1), 'A', '直播线路详情', '', 0, 'match.matchLive/detail', '', '', '', '', 0, 0, 0, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
+WHERE NOT EXISTS (
+    SELECT 1 FROM `la_system_menu`
+    WHERE `perms` = 'match.matchLive/detail'
+);
+
+INSERT INTO `la_system_menu` (`pid`, `type`, `name`, `icon`, `sort`, `perms`, `paths`, `component`, `selected`, `params`, `is_cache`, `is_show`, `is_disable`, `create_time`, `update_time`)
+SELECT (SELECT `id` FROM `la_system_menu` WHERE `perms` = 'match.matchLive/lists' LIMIT 1), 'A', '直播线路新增', '', 0, 'match.matchLive/add', '', '', '', '', 0, 0, 0, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
+WHERE NOT EXISTS (
+    SELECT 1 FROM `la_system_menu`
+    WHERE `perms` = 'match.matchLive/add'
+);
+
+INSERT INTO `la_system_menu` (`pid`, `type`, `name`, `icon`, `sort`, `perms`, `paths`, `component`, `selected`, `params`, `is_cache`, `is_show`, `is_disable`, `create_time`, `update_time`)
+SELECT (SELECT `id` FROM `la_system_menu` WHERE `perms` = 'match.matchLive/lists' LIMIT 1), 'A', '直播线路编辑', '', 0, 'match.matchLive/edit', '', '', '', '', 0, 0, 0, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
+WHERE NOT EXISTS (
+    SELECT 1 FROM `la_system_menu`
+    WHERE `perms` = 'match.matchLive/edit'
+);
+
+INSERT INTO `la_system_menu` (`pid`, `type`, `name`, `icon`, `sort`, `perms`, `paths`, `component`, `selected`, `params`, `is_cache`, `is_show`, `is_disable`, `create_time`, `update_time`)
+SELECT (SELECT `id` FROM `la_system_menu` WHERE `perms` = 'match.matchLive/lists' LIMIT 1), 'A', '直播线路删除', '', 0, 'match.matchLive/delete', '', '', '', '', 0, 0, 0, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
+WHERE NOT EXISTS (
+    SELECT 1 FROM `la_system_menu`
+    WHERE `perms` = 'match.matchLive/delete'
+);
+
+INSERT INTO `la_system_role_menu` (`role_id`, `menu_id`)
+SELECT 1, m.`id`
+FROM `la_system_menu` m
+WHERE m.`perms` IN (
+    'match.matchLive/lists',
+    'match.matchLive/detail',
+    'match.matchLive/add',
+    'match.matchLive/edit',
+    'match.matchLive/delete'
+)
+AND NOT EXISTS (
+    SELECT 1
+    FROM `la_system_role_menu` rm
+    WHERE rm.`role_id` = 1
+      AND rm.`menu_id` = m.`id`
+);
diff --git a/qa/backend/test_match_live_backend_static.php b/qa/backend/test_match_live_backend_static.php
index fb69100..e830f91 100644
--- a/qa/backend/test_match_live_backend_static.php
+++ b/qa/backend/test_match_live_backend_static.php
@@ -105,17 +105,64 @@ if (!is_file($matchLiveLogicPath)) {
 
 $matchLiveLogic = file_get_contents($matchLiveLogicPath);
 foreach ([
-    "'play_url_m3u8' => ''",
-    "'play_url_hd_m3u8' => ''",
-    "'play_url_flv' => ''",
-    "'play_url_hd_flv' => ''",
-    "'fetch_status' => 0",
-    "'fetch_error' => ''",
-    "'last_fetch_at' => 0",
-    "'next_fetch_at' => \$now",
+    '$sourceUrl = trim((string) $params[\'source_url\']);',
+    '$sourceUrlChanged = $sourceUrl !== trim((string) $live->source_url);',
+    "'source_url' => \$sourceUrl",
+    'if ($sourceUrlChanged) {',
+    "\$saveData['play_url_m3u8'] = '';",
+    "\$saveData['play_url_hd_m3u8'] = '';",
+    "\$saveData['play_url_flv'] = '';",
+    "\$saveData['play_url_hd_flv'] = '';",
+    "\$saveData['fetch_status'] = 0;",
+    "\$saveData['fetch_error'] = '';",
+    "\$saveData['last_fetch_at'] = 0;",
+    "\$saveData['next_fetch_at'] = \$now;",
+    '$live->save($saveData);',
 ] as $needle) {
     if (strpos($matchLiveLogic, $needle) === false) {
-        fwrite(STDERR, "missing match live logic reset token: {$needle}\n");
+        fwrite(STDERR, "missing match live logic source-url reset guard token: {$needle}\n");
+        exit(1);
+    }
+}
+
+$savePos = strpos($matchLiveLogic, '$live->save($saveData);');
+$guardPos = strpos($matchLiveLogic, 'if ($sourceUrlChanged) {');
+if ($savePos === false || $guardPos === false || $guardPos > $savePos) {
+    fwrite(STDERR, "match live logic must guard crawler resets inside source_url change branch\n");
+    exit(1);
+}
+
+$guardBody = substr($matchLiveLogic, $guardPos, $savePos - $guardPos);
+
+foreach ([
+    "\$saveData['play_url_m3u8'] = '';",
+    "\$saveData['play_url_hd_m3u8'] = '';",
+    "\$saveData['play_url_flv'] = '';",
+    "\$saveData['play_url_hd_flv'] = '';",
+    "\$saveData['fetch_status'] = 0;",
+    "\$saveData['fetch_error'] = '';",
+    "\$saveData['last_fetch_at'] = 0;",
+    "\$saveData['next_fetch_at'] = \$now;",
+] as $needle) {
+    if (strpos($guardBody, $needle) === false) {
+        fwrite(STDERR, "match live logic reset token not scoped to source_url change guard: {$needle}\n");
+        exit(1);
+    }
+}
+
+$unconditionalSaveBody = preg_replace('/if \\(\\$sourceUrlChanged\\) \\{.*?\\}/s', '', $matchLiveLogic, 1);
+foreach ([
+    "\$saveData['play_url_m3u8'] = '';",
+    "\$saveData['play_url_hd_m3u8'] = '';",
+    "\$saveData['play_url_flv'] = '';",
+    "\$saveData['play_url_hd_flv'] = '';",
+    "\$saveData['fetch_status'] = 0;",
+    "\$saveData['fetch_error'] = '';",
+    "\$saveData['last_fetch_at'] = 0;",
+    "\$saveData['next_fetch_at'] = \$now;",
+] as $needle) {
+    if (strpos($unconditionalSaveBody, $needle) !== false) {
+        fwrite(STDERR, "match live logic still unconditionally resets crawler state: {$needle}\n");
         exit(1);
     }
 }
diff --git a/qa/backend/test_match_live_schema_static.php b/qa/backend/test_match_live_schema_static.php
index 3d944cb..8402b59 100644
--- a/qa/backend/test_match_live_schema_static.php
+++ b/qa/backend/test_match_live_schema_static.php
@@ -27,7 +27,7 @@ $requiredSql = [
     '`play_url_flv` varchar(1000)',
     '`play_url_hd_flv` varchar(1000)',
     '`fetch_status` tinyint',
-    '`fetch_error` varchar(255)',
+    '`fetch_error` varchar(500)',
     '`last_fetch_at` int UNSIGNED NOT NULL',
     '`next_fetch_at` int UNSIGNED NOT NULL',
     '`create_time` int UNSIGNED NOT NULL',
diff --git a/qa/frontend/test_match_live_admin_static.py b/qa/frontend/test_match_live_admin_static.py
index 3295890..fb06797 100644
--- a/qa/frontend/test_match_live_admin_static.py
+++ b/qa/frontend/test_match_live_admin_static.py
@@ -2,9 +2,11 @@ from pathlib import Path
 
 
 ROOT = Path(r"D:\www\sport-era\admin")
+REPO_ROOT = Path(__file__).resolve().parents[2]
 MATCH_API = ROOT / "src" / "api" / "match.ts"
 MATCH_INDEX = ROOT / "src" / "views" / "match" / "lists" / "index.vue"
 MATCH_LIVE_TABLE = ROOT / "src" / "views" / "match" / "lists" / "components" / "MatchLiveTable.vue"
+MENU_SQL = REPO_ROOT / "docs" / "sql" / "insert_menu_match_live.sql"
 
 
 def assert_contains(path: Path, needle: str) -> None:
@@ -15,6 +17,8 @@ def assert_contains(path: Path, needle: str) -> None:
 def main() -> None:
     match_api = MATCH_API.read_text(encoding="utf-8")
     match_live_table = MATCH_LIVE_TABLE.read_text(encoding="utf-8")
+    assert MENU_SQL.is_file(), f"missing menu seed file: {MENU_SQL}"
+    menu_sql = MENU_SQL.read_text(encoding="utf-8")
 
     assert_contains(MATCH_INDEX, 'type="expand"')
     assert_contains(MATCH_INDEX, "MatchLiveTable")
@@ -88,6 +92,15 @@ def main() -> None:
     ):
         assert needle in match_live_table, f"{MATCH_LIVE_TABLE} missing fetch_status mapping: {needle}"
 
+    for needle in (
+        "match.matchLive/lists",
+        "match.matchLive/detail",
+        "match.matchLive/add",
+        "match.matchLive/edit",
+        "match.matchLive/delete",
+    ):
+        assert needle in menu_sql, f"{MENU_SQL} missing permission token: {needle}"
+
     print("match live admin static checks passed")
 
 
diff --git a/server/app/adminapi/logic/match/MatchLiveLogic.php b/server/app/adminapi/logic/match/MatchLiveLogic.php
index 123ee51..d844e51 100644
--- a/server/app/adminapi/logic/match/MatchLiveLogic.php
+++ b/server/app/adminapi/logic/match/MatchLiveLogic.php
@@ -49,21 +49,28 @@ class MatchLiveLogic extends BaseLogic
             $oldMatchId = (int) $live->match_id;
             $newMatchId = (int) $params['match_id'];
             $now = time();
+            $sourceUrl = trim((string) $params['source_url']);
+            $sourceUrlChanged = $sourceUrl !== trim((string) $live->source_url);
 
-            $live->save([
+            $saveData = [
                 'match_id' => $newMatchId,
                 'title' => trim((string) $params['title']),
-                'source_url' => trim((string) $params['source_url']),
-                'play_url_m3u8' => '',
-                'play_url_hd_m3u8' => '',
-                'play_url_flv' => '',
-                'play_url_hd_flv' => '',
-                'fetch_status' => 0,
-                'fetch_error' => '',
-                'last_fetch_at' => 0,
-                'next_fetch_at' => $now,
+                'source_url' => $sourceUrl,
                 'update_time' => $now,
-            ]);
+            ];
+
+            if ($sourceUrlChanged) {
+                $saveData['play_url_m3u8'] = '';
+                $saveData['play_url_hd_m3u8'] = '';
+                $saveData['play_url_flv'] = '';
+                $saveData['play_url_hd_flv'] = '';
+                $saveData['fetch_status'] = 0;
+                $saveData['fetch_error'] = '';
+                $saveData['last_fetch_at'] = 0;
+                $saveData['next_fetch_at'] = $now;
+            }
+
+            $live->save($saveData);
 
             if ($oldMatchId > 0 && $oldMatchId !== $newMatchId) {
                 MatchLiveService::syncLegacyLiveUrl($oldMatchId);