diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index da67113a3..c620a57d6 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -833,12 +833,12 @@
         "source": {
             "type": "git",
             "url": "https://github.com/zoujingli/ThinkLibrary.git",
-            "reference": "0562b08dbf6ac48d4d811711e7641b57e290add8"
+            "reference": "c233ebc4db95c154a297a1ba3b915826937ec2a0"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/0562b08dbf6ac48d4d811711e7641b57e290add8",
-            "reference": "0562b08dbf6ac48d4d811711e7641b57e290add8",
+            "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/c233ebc4db95c154a297a1ba3b915826937ec2a0",
+            "reference": "c233ebc4db95c154a297a1ba3b915826937ec2a0",
             "shasum": "",
             "mirrors": [
                 {
@@ -855,7 +855,7 @@
             "ext-mbstring": "*",
             "topthink/framework": "^6.0"
         },
-        "time": "2020-10-10T03:39:46+00:00",
+        "time": "2020-10-10T06:38:45+00:00",
         "type": "library",
         "extra": {
             "think": {
diff --git a/vendor/services.php b/vendor/services.php
index 6ee4c9fc1..5f1db8048 100644
--- a/vendor/services.php
+++ b/vendor/services.php
@@ -1,5 +1,5 @@
 <?php 
-// This file is automatically generated at:2020-10-10 12:28:45
+// This file is automatically generated at:2020-10-10 14:50:33
 declare (strict_types = 1);
 return array (
   0 => 'think\\admin\\Library',
diff --git a/vendor/zoujingli/think-library/src/extend/JsonRpcServer.php b/vendor/zoujingli/think-library/src/extend/JsonRpcServer.php
index 7c92bb254..0fb960524 100644
--- a/vendor/zoujingli/think-library/src/extend/JsonRpcServer.php
+++ b/vendor/zoujingli/think-library/src/extend/JsonRpcServer.php
@@ -104,7 +104,7 @@ class JsonRpcServer
                     $params[] = ($type ? "{$type} $" : '$') . $parameter->getName();
                 }
                 $params = count($params) > 0 ? join(', ', $params) : '';
-                echo '<div style="color:#666">' . nl2br($method->getDocComment()) . '</div>';
+                echo '<div style="color:#666">' . nl2br($method->getDocComment() ?: '') . '</div>';
                 echo "<div style='color:#00E'>{$object->getShortName()}::{$method->getName()}({$params})</div><br>";
             }
         } catch (\Exception $exception) {