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<p class="MsoNormal"><span style="color:black">Hello all,<span class="apple-converted-space"> </span></span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">I just tried to make reverse connetion between my laptop and supercomputer that I can access.</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">I am using below commands</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">pvserver -rc --client-host=<localhost> --server-port=11111</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">I set up all server configuration locally and follow the instruction in the manual. And I got below error message form my local machine:</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">ERROR: In /Users/kitware/dashboards/buildbot-slave/8275bd07/build/superbuild/paraview/src/VTK/Parallel/Core/vtkSocketCommunicator.cxx, line 503</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">vtkSocketCommunicator (0x61000011c710): Client/server version hash mismatch.</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597"> </span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">ERROR: In /Users/kitware/dashboards/buildbot-slave/8275bd07/build/superbuild/paraview/src/ParaViewCore/ClientServerCore/Core/vtkTCPNetworkAccessManager.cxx, line 413</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">vtkTCPNetworkAccessManager (0x610000267e00):</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">**********************************************************************</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">Connection failed during handshake. This can happen for the following reasons:</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">1. Connection dropped during the handshake.</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">2. vtkSocketCommunicator::GetVersion() returns different values on the</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597"> two connecting processes (Current value: 100).</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">3. ParaView handshake strings are different on the two connecting</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597"> processes (Current value: paraview.5.4.renderingbackend.opengl2).</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<i><span style="color:#2F5597">**********************************************************************</span></i><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">And also from supercomputer</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">pvserver -rc --client-host=10.37.10.30 --server-port=11111</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">Connecting to client (reverse connection requested)...</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">Connection URL: csrc://10.37.10.30:11111</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">ERROR: In /apps/src/paraview/src/ParaView-v5.4.1/VTK/Parallel/Core/vtkSocketCommunicator.cxx, line 611</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">vtkSocketCommunicator (0x2411d60): Client/server version hash mismatch.</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">ERROR: In /apps/src/paraview/src/ParaView-v5.4.1/ParaViewCore/ClientServerCore/Core/vtkTCPNetworkAccessManager.cxx, line 337</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">vtkTCPNetworkAccessManager (0x1835550):</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">**********************************************************************</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">Connection failed during handshake. vtkSocketCommunicator::GetVersion()</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">returns different values on the two connecting processes</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">(Current value: 100).</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:#2F5597">**********************************************************************</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">It seems that major problem is version mismatching between client and server. However, I installed Paraview 5.4.1 and supercomputer has a same version, 5.4.1.</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">Does anyone have some suggestions how to resolve this issue?</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">Thanks a lot,</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black"> </span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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<span style="color:black">Hyun</span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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