tion Error code MPSOLVER_SOLVER_TYPE_UNAVAILABLE.
</pre><p><code>optional bool enable_internal_solver_output = 4 [default = false];</code> </p><dl class="section return"><dt>Returns</dt><dd>The enableInternalSolverOutput. </dd></dl>

<p>Implemented in <a class="el" href="classcom_1_1google_1_1ortools_1_1linearsolver_1_1MPModelRequest_1_1Builder.html#a0487be171e7dd24a2533c850fcfd59f8">MPModelRequest.Builder</a>, and <a class="el" href="classcom_1_1google_1_1ortools_1_1linearsolver_1_1MPModelRequest.html#a048