diff --git a/src/Rtp/Decoder.cpp b/src/Rtp/Decoder.cpp
index dec48958..42abe783 100644
--- a/src/Rtp/Decoder.cpp
+++ b/src/Rtp/Decoder.cpp
@@ -151,7 +151,7 @@ void DecoderImp::onTrack(int index, const Track::Ptr &track) {
     track->setIndex(index);
     auto &ref = _tracks[index];
     if (ref.first) {
-        WarnL << "Already existed a same track: " << index << ", codec: " << track->getCodecName();
+        // WarnL << "Already existed a same track: " << index << ", codec: " << track->getCodecName();
         return;
     }
     ref.first = track;
diff --git a/src/Rtp/PSDecoder.cpp b/src/Rtp/PSDecoder.cpp
index 21014b4b..d7961869 100644
--- a/src/Rtp/PSDecoder.cpp
+++ b/src/Rtp/PSDecoder.cpp
@@ -56,7 +56,7 @@ ssize_t PSDecoder::input(const uint8_t *data, size_t bytes) {
 const char *PSDecoder::onSearchPacketTail(const char *data, size_t len) {
     try {
         auto ret = ps_demuxer_input(static_cast<struct ps_demuxer_t *>(_ps_demuxer), reinterpret_cast<const uint8_t *>(data), len);
-        if (ret >= 0) {
+        if (ret >= 0 && ret <= (ssize_t)len) {
             // 解析成功全部或部分  [AUTO-TRANSLATED:a8085d34]
             // Parse successful, all or part
             return data + ret;
diff --git a/src/Rtp/RtpServer.cpp b/src/Rtp/RtpServer.cpp
index 580f8159..70656fdf 100644
--- a/src/Rtp/RtpServer.cpp
+++ b/src/Rtp/RtpServer.cpp
@@ -62,7 +62,12 @@ public:
     RtpProcess::Ptr getProcess() const { return _process; }
 
     void onRecvRtp(const Socket::Ptr &sock, const Buffer::Ptr &buf, struct sockaddr *addr) {
-        _process->inputRtp(true, sock, buf->data(), buf->size(), addr);
+        try {
+            _process->inputRtp(true, sock, buf->data(), buf->size(), addr);
+        } catch (std::exception &ex) {
+            _process->onDetach(SockException(Err_shutdown, ex.what()));
+            return;
+        }
         // 统计rtp接受情况，用于发送rr包  [AUTO-TRANSLATED:bd2fbe7e]
         // Count RTP reception status, used to send RR packets
         auto header = (RtpHeader *)buf->data();