3426200 - After selecting "Configure connection via Java SCS Message Server" option - SWPM 1.0 SP39 PL4 hangs/stops.

While installing Solman Diagnostic agent with Software Provisioning Manager 1.0 SP39 PL4, (SAP Note: 1680045).  The process stops in "Define Parameters" phase after choosing the option "Configure connection via Java SCS Message Server". The page where connection details to Solution Manager should be provided does not loads. SWPM hangs.

sapinst_dev.log:

...

Execute step askMSData of component |NW_DiagnosticsAgent|ind|ind|ind|ind|0|0|NW_DiagnosticsAgent_Instance|ind|ind|ind|ind|instance|0|NW_DiagnosticsAgent_Instance_Setup|ind|ind|ind|ind|setup|0

...

<dialog sid="d_da_solman_ms">
<title>Connection Information for the Diagnostics Agent</title>
<field sid="connectionDisplay" enabled="false" highlight="false">
 <caption>Connection Type</caption>
 <value maxlength="55" type="string">P4 Connection, details retrieved from Java SCS Message Server</value>
</field>

...

<field sid="port_smd" highlight="false" enabled="true">
 <caption>Java SCS Message Server HTTP Port</caption>
 <helpitem id="smd.ING_MSGPort"/>

Diagnostic agent of Solution manager 7.2

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