diff --git a/api/source/mk_media.cpp b/api/source/mk_media.cpp
index e1ffea59..d513af54 100755
--- a/api/source/mk_media.cpp
+++ b/api/source/mk_media.cpp
@@ -70,7 +70,7 @@ protected:
         }
 
         //回调中已经关闭该视频
-        string err = StrPrinter << "close media:" << sender.getSchema() << "/" << sender.getVhost() << "/" << sender.getApp() << "/" << sender.getId() << " " << force;
+        WarnL << "close media:" << sender.getSchema() << "/" << sender.getVhost() << "/" << sender.getApp() << "/" << sender.getId() << " " << force;
         return true;
     }
 
diff --git a/src/Rtp/RtpSelector.cpp b/src/Rtp/RtpSelector.cpp
index f475159e..95c6e473 100644
--- a/src/Rtp/RtpSelector.cpp
+++ b/src/Rtp/RtpSelector.cpp
@@ -138,7 +138,7 @@ bool RtpProcessHelper::close(MediaSource &sender, bool force) {
         return false;
     }
     parent->delProcess(_ssrc,_process.get());
-    string err = StrPrinter << "close media:" << sender.getSchema() << "/" << sender.getVhost() << "/" << sender.getApp() << "/" << sender.getId() << " " << force;
+    WarnL << "close media:" << sender.getSchema() << "/" << sender.getVhost() << "/" << sender.getApp() << "/" << sender.getId() << " " << force;
     return true;
 }