\hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code}{}\doxysection{io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code Class Reference}
\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code}\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsection*{Static Public Attributes}
\begin{DoxyCompactItemize}
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a46a2050c5f0cc48ba4d75bc8f9da6d00}{W\+A\+R\+N\+\_\+\+P\+E\+N\+D\+I\+NG}} = Constants.\+W\+A\+R\+N\+\_\+\+P\+E\+N\+D\+I\+NG
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a8d0d626cc7c4bf07a1ca2fb8faedd1f1}{W\+A\+R\+N\+\_\+\+I\+N\+I\+T\+\_\+\+V\+I\+D\+EO}} = Constants.\+W\+A\+R\+N\+\_\+\+I\+N\+I\+T\+\_\+\+V\+I\+D\+EO
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aac60b481271c340ba772cb7508a134f6}{W\+A\+R\+N\+\_\+\+I\+N\+V\+A\+L\+I\+D\+\_\+\+V\+I\+EW}} = Constants.\+W\+A\+R\+N\+\_\+\+I\+N\+V\+A\+L\+I\+D\+\_\+\+V\+I\+EW
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aff729c7d45671f1541d2f6f56b06cb2a}{W\+A\+R\+N\+\_\+\+N\+O\+\_\+\+A\+V\+A\+I\+L\+A\+B\+L\+E\+\_\+\+C\+H\+A\+N\+N\+EL}} = Constants.\+W\+A\+R\+N\+\_\+\+N\+O\+\_\+\+A\+V\+A\+I\+L\+A\+B\+L\+E\+\_\+\+C\+H\+A\+N\+N\+EL
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a36bdd09b802fdc61f130ac3bcc5bf0ae}{W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT}} = Constants.\+W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aa08bfa815bd2d379bc9216a0bc609a08}{W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED}} = Constants.\+W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ab57ed714ee45f8dd51906a76de0bd08b}{W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT}} = Constants.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a4380fdfd83f1dd8a1d6e8a2964662f43}{W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED}} = Constants.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a22cc57131fb556980df8cb273e9b7ad3}{W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+I\+N\+V\+A\+L\+I\+D\+\_\+\+T\+I\+C\+K\+ET}}
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ae8c7ec15663591f39538ed071bba8501}{W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+R\+Y\+\_\+\+N\+E\+X\+T\+\_\+\+V\+OS}}
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a44aeb3478cb69785aec0be7cc2bc871c}{W\+A\+R\+N\+\_\+\+A\+U\+D\+I\+O\+\_\+\+M\+I\+X\+I\+N\+G\+\_\+\+O\+P\+E\+N\+\_\+\+E\+R\+R\+OR}} = Constants.\+W\+A\+R\+N\+\_\+\+A\+U\+D\+I\+O\+\_\+\+M\+I\+X\+I\+N\+G\+\_\+\+O\+P\+E\+N\+\_\+\+E\+R\+R\+OR
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a77ff337791cb1fee4b052add08a944b3}{W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+U\+N\+T\+I\+M\+E\+\_\+\+P\+L\+A\+Y\+O\+U\+T\+\_\+\+W\+A\+R\+N\+I\+NG}}
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ae95d9d7acf753c95978ebeb7e60ad124}{W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+U\+N\+T\+I\+M\+E\+\_\+\+R\+E\+C\+O\+R\+D\+I\+N\+G\+\_\+\+W\+A\+R\+N\+I\+NG}}
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a77228287277a063360b31c37ba3008f0}{W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+A\+U\+D\+I\+O\+\_\+\+S\+I\+L\+E\+N\+CE}} = Constants.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+A\+U\+D\+I\+O\+\_\+\+S\+I\+L\+E\+N\+CE
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a7a7a89bbc9b228b2431346968b84165a}{W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+I\+S\+\_\+\+O\+C\+C\+U\+P\+I\+ED}} = Constants.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+I\+S\+\_\+\+O\+C\+C\+U\+P\+I\+ED
\item 
static final int \mbox{\hyperlink{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_abcd1786535405213d62dd52f7f342da8}{W\+A\+R\+N\+\_\+\+A\+P\+M\+\_\+\+H\+O\+W\+L\+I\+NG}} = Constants.\+W\+A\+R\+N\+\_\+\+A\+P\+M\+\_\+\+H\+O\+W\+L\+I\+NG
\end{DoxyCompactItemize}


\doxysubsection{Detailed Description}
The warning code. 

\doxysubsection{Member Data Documentation}
\mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a46a2050c5f0cc48ba4d75bc8f9da6d00}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a46a2050c5f0cc48ba4d75bc8f9da6d00}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_PENDING@{WARN\_PENDING}}
\index{WARN\_PENDING@{WARN\_PENDING}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_PENDING}{WARN\_PENDING}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+P\+E\+N\+D\+I\+NG = Constants.\+W\+A\+R\+N\+\_\+\+P\+E\+N\+D\+I\+NG\hspace{0.3cm}{\ttfamily [static]}}

20\+: The request is pending, usually due to some module not being ready, and the S\+DK postponed processing the request. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a8d0d626cc7c4bf07a1ca2fb8faedd1f1}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a8d0d626cc7c4bf07a1ca2fb8faedd1f1}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_INIT\_VIDEO@{WARN\_INIT\_VIDEO}}
\index{WARN\_INIT\_VIDEO@{WARN\_INIT\_VIDEO}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_INIT\_VIDEO}{WARN\_INIT\_VIDEO}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+I\+N\+I\+T\+\_\+\+V\+I\+D\+EO = Constants.\+W\+A\+R\+N\+\_\+\+I\+N\+I\+T\+\_\+\+V\+I\+D\+EO\hspace{0.3cm}{\ttfamily [static]}}

16\+: Fails to initialize the video function, possibly caused by lack of resources. The users cannot see the video while the voice communication is not affected. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aac60b481271c340ba772cb7508a134f6}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aac60b481271c340ba772cb7508a134f6}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_INVALID\_VIEW@{WARN\_INVALID\_VIEW}}
\index{WARN\_INVALID\_VIEW@{WARN\_INVALID\_VIEW}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_INVALID\_VIEW}{WARN\_INVALID\_VIEW}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+I\+N\+V\+A\+L\+I\+D\+\_\+\+V\+I\+EW = Constants.\+W\+A\+R\+N\+\_\+\+I\+N\+V\+A\+L\+I\+D\+\_\+\+V\+I\+EW\hspace{0.3cm}{\ttfamily [static]}}

8\+: The specified view is invalid. You need to specify a view when using the video function. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aff729c7d45671f1541d2f6f56b06cb2a}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aff729c7d45671f1541d2f6f56b06cb2a}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_NO\_AVAILABLE\_CHANNEL@{WARN\_NO\_AVAILABLE\_CHANNEL}}
\index{WARN\_NO\_AVAILABLE\_CHANNEL@{WARN\_NO\_AVAILABLE\_CHANNEL}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_NO\_AVAILABLE\_CHANNEL}{WARN\_NO\_AVAILABLE\_CHANNEL}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+N\+O\+\_\+\+A\+V\+A\+I\+L\+A\+B\+L\+E\+\_\+\+C\+H\+A\+N\+N\+EL = Constants.\+W\+A\+R\+N\+\_\+\+N\+O\+\_\+\+A\+V\+A\+I\+L\+A\+B\+L\+E\+\_\+\+C\+H\+A\+N\+N\+EL\hspace{0.3cm}{\ttfamily [static]}}

103\+: No channel resources are available. Maybe because the server cannot allocate any channel resource. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a36bdd09b802fdc61f130ac3bcc5bf0ae}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a36bdd09b802fdc61f130ac3bcc5bf0ae}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_LOOKUP\_CHANNEL\_TIMEOUT@{WARN\_LOOKUP\_CHANNEL\_TIMEOUT}}
\index{WARN\_LOOKUP\_CHANNEL\_TIMEOUT@{WARN\_LOOKUP\_CHANNEL\_TIMEOUT}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_LOOKUP\_CHANNEL\_TIMEOUT}{WARN\_LOOKUP\_CHANNEL\_TIMEOUT}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT = Constants.\+W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT\hspace{0.3cm}{\ttfamily [static]}}

104\+: A timeout occurs when looking up the channel. When joining a channel, the S\+DK looks up the specified channel. The warning usually occurs when the network condition is too poor for the S\+DK to connect to the server. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aa08bfa815bd2d379bc9216a0bc609a08}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_aa08bfa815bd2d379bc9216a0bc609a08}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_LOOKUP\_CHANNEL\_REJECTED@{WARN\_LOOKUP\_CHANNEL\_REJECTED}}
\index{WARN\_LOOKUP\_CHANNEL\_REJECTED@{WARN\_LOOKUP\_CHANNEL\_REJECTED}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_LOOKUP\_CHANNEL\_REJECTED}{WARN\_LOOKUP\_CHANNEL\_REJECTED}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED = Constants.\+W\+A\+R\+N\+\_\+\+L\+O\+O\+K\+U\+P\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED\hspace{0.3cm}{\ttfamily [static]}}

105\+: The server rejects the request to look up the channel. The server cannot process this request or the request is illegal. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ab57ed714ee45f8dd51906a76de0bd08b}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ab57ed714ee45f8dd51906a76de0bd08b}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_OPEN\_CHANNEL\_TIMEOUT@{WARN\_OPEN\_CHANNEL\_TIMEOUT}}
\index{WARN\_OPEN\_CHANNEL\_TIMEOUT@{WARN\_OPEN\_CHANNEL\_TIMEOUT}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_OPEN\_CHANNEL\_TIMEOUT}{WARN\_OPEN\_CHANNEL\_TIMEOUT}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT = Constants.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+I\+M\+E\+O\+UT\hspace{0.3cm}{\ttfamily [static]}}

106\+: A timeout occurs when opening the channel. Once the specific channel is found, the S\+DK opens the channel. The warning usually occurs when the network condition is too poor for the S\+DK to connect to the server. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a4380fdfd83f1dd8a1d6e8a2964662f43}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a4380fdfd83f1dd8a1d6e8a2964662f43}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_OPEN\_CHANNEL\_REJECTED@{WARN\_OPEN\_CHANNEL\_REJECTED}}
\index{WARN\_OPEN\_CHANNEL\_REJECTED@{WARN\_OPEN\_CHANNEL\_REJECTED}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_OPEN\_CHANNEL\_REJECTED}{WARN\_OPEN\_CHANNEL\_REJECTED}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED = Constants.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+R\+E\+J\+E\+C\+T\+ED\hspace{0.3cm}{\ttfamily [static]}}

107\+: The server rejects the request to open the channel. The server cannot process this request or the request is illegal. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a22cc57131fb556980df8cb273e9b7ad3}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a22cc57131fb556980df8cb273e9b7ad3}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_OPEN\_CHANNEL\_INVALID\_TICKET@{WARN\_OPEN\_CHANNEL\_INVALID\_TICKET}}
\index{WARN\_OPEN\_CHANNEL\_INVALID\_TICKET@{WARN\_OPEN\_CHANNEL\_INVALID\_TICKET}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_OPEN\_CHANNEL\_INVALID\_TICKET}{WARN\_OPEN\_CHANNEL\_INVALID\_TICKET}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+I\+N\+V\+A\+L\+I\+D\+\_\+\+T\+I\+C\+K\+ET\hspace{0.3cm}{\ttfamily [static]}}

{\bfseries Initial value\+:}
\begin{DoxyCode}{0}
\DoxyCodeLine{=}
\DoxyCodeLine{        Constants.WARN\_OPEN\_CHANNEL\_INVALID\_TICKET}

\end{DoxyCode}
121\+: The ticket to open the channel is invalid. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ae8c7ec15663591f39538ed071bba8501}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ae8c7ec15663591f39538ed071bba8501}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_OPEN\_CHANNEL\_TRY\_NEXT\_VOS@{WARN\_OPEN\_CHANNEL\_TRY\_NEXT\_VOS}}
\index{WARN\_OPEN\_CHANNEL\_TRY\_NEXT\_VOS@{WARN\_OPEN\_CHANNEL\_TRY\_NEXT\_VOS}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_OPEN\_CHANNEL\_TRY\_NEXT\_VOS}{WARN\_OPEN\_CHANNEL\_TRY\_NEXT\_VOS}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+O\+P\+E\+N\+\_\+\+C\+H\+A\+N\+N\+E\+L\+\_\+\+T\+R\+Y\+\_\+\+N\+E\+X\+T\+\_\+\+V\+OS\hspace{0.3cm}{\ttfamily [static]}}

{\bfseries Initial value\+:}
\begin{DoxyCode}{0}
\DoxyCodeLine{=}
\DoxyCodeLine{        Constants.WARN\_OPEN\_CHANNEL\_TRY\_NEXT\_VOS}

\end{DoxyCode}
122\+: Try another server. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a44aeb3478cb69785aec0be7cc2bc871c}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a44aeb3478cb69785aec0be7cc2bc871c}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_AUDIO\_MIXING\_OPEN\_ERROR@{WARN\_AUDIO\_MIXING\_OPEN\_ERROR}}
\index{WARN\_AUDIO\_MIXING\_OPEN\_ERROR@{WARN\_AUDIO\_MIXING\_OPEN\_ERROR}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_AUDIO\_MIXING\_OPEN\_ERROR}{WARN\_AUDIO\_MIXING\_OPEN\_ERROR}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+A\+U\+D\+I\+O\+\_\+\+M\+I\+X\+I\+N\+G\+\_\+\+O\+P\+E\+N\+\_\+\+E\+R\+R\+OR = Constants.\+W\+A\+R\+N\+\_\+\+A\+U\+D\+I\+O\+\_\+\+M\+I\+X\+I\+N\+G\+\_\+\+O\+P\+E\+N\+\_\+\+E\+R\+R\+OR\hspace{0.3cm}{\ttfamily [static]}}

701\+: An error occurs when opening the audio mixing file. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a77ff337791cb1fee4b052add08a944b3}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a77ff337791cb1fee4b052add08a944b3}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_ADM\_RUNTIME\_PLAYOUT\_WARNING@{WARN\_ADM\_RUNTIME\_PLAYOUT\_WARNING}}
\index{WARN\_ADM\_RUNTIME\_PLAYOUT\_WARNING@{WARN\_ADM\_RUNTIME\_PLAYOUT\_WARNING}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_ADM\_RUNTIME\_PLAYOUT\_WARNING}{WARN\_ADM\_RUNTIME\_PLAYOUT\_WARNING}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+U\+N\+T\+I\+M\+E\+\_\+\+P\+L\+A\+Y\+O\+U\+T\+\_\+\+W\+A\+R\+N\+I\+NG\hspace{0.3cm}{\ttfamily [static]}}

{\bfseries Initial value\+:}
\begin{DoxyCode}{0}
\DoxyCodeLine{=}
\DoxyCodeLine{        Constants.WARN\_ADM\_RUNTIME\_PLAYOUT\_WARNING}

\end{DoxyCode}
1014\+: Audio Device Module\+: A warning occurs in the playback device. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ae95d9d7acf753c95978ebeb7e60ad124}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_ae95d9d7acf753c95978ebeb7e60ad124}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_ADM\_RUNTIME\_RECORDING\_WARNING@{WARN\_ADM\_RUNTIME\_RECORDING\_WARNING}}
\index{WARN\_ADM\_RUNTIME\_RECORDING\_WARNING@{WARN\_ADM\_RUNTIME\_RECORDING\_WARNING}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_ADM\_RUNTIME\_RECORDING\_WARNING}{WARN\_ADM\_RUNTIME\_RECORDING\_WARNING}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+U\+N\+T\+I\+M\+E\+\_\+\+R\+E\+C\+O\+R\+D\+I\+N\+G\+\_\+\+W\+A\+R\+N\+I\+NG\hspace{0.3cm}{\ttfamily [static]}}

{\bfseries Initial value\+:}
\begin{DoxyCode}{0}
\DoxyCodeLine{=}
\DoxyCodeLine{        Constants.WARN\_ADM\_RUNTIME\_RECORDING\_WARNING}

\end{DoxyCode}
1016\+: Audio Device Module\+: A warning occurs in the recording device. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a77228287277a063360b31c37ba3008f0}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a77228287277a063360b31c37ba3008f0}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_ADM\_RECORD\_AUDIO\_SILENCE@{WARN\_ADM\_RECORD\_AUDIO\_SILENCE}}
\index{WARN\_ADM\_RECORD\_AUDIO\_SILENCE@{WARN\_ADM\_RECORD\_AUDIO\_SILENCE}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_ADM\_RECORD\_AUDIO\_SILENCE}{WARN\_ADM\_RECORD\_AUDIO\_SILENCE}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+A\+U\+D\+I\+O\+\_\+\+S\+I\+L\+E\+N\+CE = Constants.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+A\+U\+D\+I\+O\+\_\+\+S\+I\+L\+E\+N\+CE\hspace{0.3cm}{\ttfamily [static]}}

1019\+: Audio Device Module\+: No valid audio data is collected. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a7a7a89bbc9b228b2431346968b84165a}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_a7a7a89bbc9b228b2431346968b84165a}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_ADM\_RECORD\_IS\_OCCUPIED@{WARN\_ADM\_RECORD\_IS\_OCCUPIED}}
\index{WARN\_ADM\_RECORD\_IS\_OCCUPIED@{WARN\_ADM\_RECORD\_IS\_OCCUPIED}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_ADM\_RECORD\_IS\_OCCUPIED}{WARN\_ADM\_RECORD\_IS\_OCCUPIED}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+I\+S\+\_\+\+O\+C\+C\+U\+P\+I\+ED = Constants.\+W\+A\+R\+N\+\_\+\+A\+D\+M\+\_\+\+R\+E\+C\+O\+R\+D\+\_\+\+I\+S\+\_\+\+O\+C\+C\+U\+P\+I\+ED\hspace{0.3cm}{\ttfamily [static]}}

1033\+: Audio Device Module\+: The recording device is occupied. \mbox{\Hypertarget{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_abcd1786535405213d62dd52f7f342da8}\label{classio_1_1agora_1_1rtc2_1_1_i_rtc_engine_event_handler_1_1_warn_code_abcd1786535405213d62dd52f7f342da8}} 
\index{io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}!WARN\_APM\_HOWLING@{WARN\_APM\_HOWLING}}
\index{WARN\_APM\_HOWLING@{WARN\_APM\_HOWLING}!io.agora.rtc2.IRtcEngineEventHandler.WarnCode@{io.agora.rtc2.IRtcEngineEventHandler.WarnCode}}
\doxysubsubsection{\texorpdfstring{WARN\_APM\_HOWLING}{WARN\_APM\_HOWLING}}
{\footnotesize\ttfamily final int io.\+agora.\+rtc2.\+I\+Rtc\+Engine\+Event\+Handler.\+Warn\+Code.\+W\+A\+R\+N\+\_\+\+A\+P\+M\+\_\+\+H\+O\+W\+L\+I\+NG = Constants.\+W\+A\+R\+N\+\_\+\+A\+P\+M\+\_\+\+H\+O\+W\+L\+I\+NG\hspace{0.3cm}{\ttfamily [static]}}

1051\+: Audio Device Module\+: Howling is detected. 