Correct an exception report in SceneObjectPart so it outputs the stack.
Correct an exception report in SceneObjectPart so it outputs the stack.

M-O-S-E-S/opensim,BogusCurry/arribasim-dev,OpenSimian/opensimulator,TomDataworks/opensim,TomDataworks/opensim,ft-/opensim-optimizations-wip,ft-/opensim-optimizations-wip-tests,ft-/arribasim-dev-tests,ft-/arribasim-dev-tests,ft-/opensim-optimizations-wip-extras,ft-/opensim-optimizations-wip-tests,OpenSimian/opensimulator,ft-/opensim-optimizations-wip-tests,TomDataworks/opensim,justinccdev/opensim,ft-/arribasim-dev-tests,QuillLittlefeather/opensim-1,ft-/opensim-optimizations-wip,rryk/omp-server,Michelle-Argus/ArribasimExtract,justinccdev/opensim,QuillLittlefeather/opensim-1,ft-/arribasim-dev-extras,BogusCurry/arribasim-dev,Michelle-Argus/ArribasimExtract,M-O-S-E-S/opensim,ft-/arribasim-dev-extras,Michelle-Argus/ArribasimExtract,rryk/omp-server,TomDataworks/opensim,BogusCurry/arribasim-dev,justinccdev/opensim,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,RavenB/opensim,M-O-S-E-S/opensim,OpenSimian/opensimulator,ft-/arribasim-dev-extras,bravelittlescientist/opensim-performance,ft-/arribasim-dev-tests,QuillLittlefeather/opensim-1,ft-/arribasim-dev-extras,RavenB/opensim,TomDataworks/opensim,RavenB/opensim,QuillLittlefeather/opensim-1,ft-/opensim-optimizations-wip-extras,M-O-S-E-S/opensim,ft-/opensim-optimizations-wip-tests,ft-/arribasim-dev-tests,ft-/opensim-optimizations-wip-tests,QuillLittlefeather/opensim-1,QuillLittlefeather/opensim-1,ft-/opensim-optimizations-wip,Michelle-Argus/ArribasimExtract,justinccdev/opensim,RavenB/opensim,RavenB/opensim,rryk/omp-server,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,BogusCurry/arribasim-dev,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,Michelle-Argus/ArribasimExtract,ft-/arribasim-dev-extras,RavenB/opensim,BogusCurry/arribasim-dev,bravelittlescientist/opensim-performance,OpenSimian/opensimulator,QuillLittlefeather/opensim-1,RavenB/opensim,bravelittlescientist/opensim-performance,rryk/omp-server,bravelittlescientist/opensim-performance,M-O-S-E-S/opensim,M-O-S-E-S/opensim,rryk/omp-server,ft-/opensim-optimizations-wip-extras,M-O-S-E-S/opensim,justinccdev/opensim,rryk/omp-server,ft-/opensim-optimizations-wip,Michelle-Argus/ArribasimExtract,justinccdev/opensim,TomDataworks/opensim,TomDataworks/opensim,ft-/opensim-optimizations-wip-extras,bravelittlescientist/opensim-performance,OpenSimian/opensimulator,OpenSimian/opensimulator,ft-/arribasim-dev-extras,OpenSimian/opensimulator,BogusCurry/arribasim-dev,bravelittlescientist/opensim-performance,ft-/arribasim-dev-tests,ft-/opensim-optimizations-wip-extras,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC