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<p class="MsoNormal">Hello,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I’m experiencing a rather weird issue when using the ESL libraries for .NET.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">When running the below code outside of Visual Studio in its own executable(Console Application) I’m receiving the below exception.<o:p></o:p></p>
<p class="MsoNormal">When the code is run inside Visual Studio, it works perfect.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Using ESL library contained in Freeswitch 1.2.13.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Unhandled Exception: System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.<o:p></o:p></p>
<p class="MsoNormal"> at CSharp_ESLevent_Serialize(Void* jarg1, SByte* jarg2) in c:\users\gb\downloads\freeswitch-1.2.13\freeswitch-1.2.13\libs\esl\managed\esl_wrap.cpp:line 413<o:p></o:p></p>
<p class="MsoNormal"> at ManagedEsl.ESLPINVOKE.ESLevent_Serialize(HandleRef jarg1, String jarg2)<o:p></o:p></p>
<p class="MsoNormal"> at VoiceEventSocketDemoClient.Program.Main(String[] args) in c:\Users\gb\Documents\Visual Studio 2012\Projects\VoiceEventSocketDemoClient\VoiceEventSocketDemoClient\Program.cs:line 26<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">TcpListener</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:white">server</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">=</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#569CD6">new</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">TcpListener</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">(</span><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">IPAddress</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">Parse</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">(</span><span style="font-size:10.0pt;font-family:Consolas;color:#D69D85">"LISTEN.IP.GOES.HERE"</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">), </span><span style="font-size:10.0pt;font-family:Consolas;color:#B5CEA8">5000</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> <o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:white">server</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">Start</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">();<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">TcpClient</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:white">eslClient</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">=</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:white">server</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">AcceptTcpClient</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">();<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">ESLconnection</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:white">eslConnection</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">=</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#569CD6">new</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">ESLconnection</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">(</span><span style="font-size:10.0pt;font-family:Consolas;color:white">eslClient</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">Client</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">Handle</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">ToInt32</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">());<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">ESLevent</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:white">e</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">=</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro"> </span><span style="font-size:10.0pt;font-family:Consolas;color:white">eslConnection</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">GetInfo</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">();<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#1E1E1E"><span style="font-size:10.0pt;font-family:Consolas;color:#4EC9B0">Console</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">WriteLine</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">(</span><span style="font-size:10.0pt;font-family:Consolas;color:white">e</span><span style="font-size:10.0pt;font-family:Consolas;color:#B4B4B4">.</span><span style="font-size:10.0pt;font-family:Consolas;color:white">Serialize</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">(</span><span style="font-size:10.0pt;font-family:Consolas;color:#D69D85">"json"</span><span style="font-size:10.0pt;font-family:Consolas;color:gainsboro">));<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Does anyone know why this is happening? Maybe someone can reproduce the problem on their own PC using the above code example.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Regards,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Grant<o:p></o:p></p>
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