diff --git a/Engine/source/T3D/fx/particleEmitter.cpp b/Engine/source/T3D/fx/particleEmitter.cpp
index b10d88f8a..bd2256e7d 100644
--- a/Engine/source/T3D/fx/particleEmitter.cpp
+++ b/Engine/source/T3D/fx/particleEmitter.cpp
@@ -490,7 +490,7 @@ void ParticleEmitterData::unpackData(BitStream* stream)
 #if defined(AFX_CAP_PARTICLE_POOLS) 
    if (stream->readFlag())
    {
-      pool_datablock = (afxParticlePoolData*)stream->readRangedU32(DataBlockObjectIdFirst, DataBlockObjectIdLast);
+      pool_datablock = (afxParticlePoolData*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst, DataBlockObjectIdLast);
       stream->read(&pool_index);
       pool_depth_fade = stream->readFlag();
       pool_radial_fade = stream->readFlag();
diff --git a/Engine/source/T3D/shapeBase.cpp b/Engine/source/T3D/shapeBase.cpp
index 3e88c482f..a3d6a3c66 100644
--- a/Engine/source/T3D/shapeBase.cpp
+++ b/Engine/source/T3D/shapeBase.cpp
@@ -3259,7 +3259,7 @@ void ShapeBase::unpackUpdate(NetConnection *con, BitStream *stream)
             st.play = stream->readFlag();
             if ( st.play ) 
             {
-               st.profile = (SFXTrack*) stream->readRangedU32(  DataBlockObjectIdFirst,
+               st.profile = (SFXTrack*)(uintptr_t)stream->readRangedU32(  DataBlockObjectIdFirst,
                                                                 DataBlockObjectIdLast );
             }
 
diff --git a/Engine/source/T3D/shapeImage.cpp b/Engine/source/T3D/shapeImage.cpp
index 56d413a2b..e616d6fae 100644
--- a/Engine/source/T3D/shapeImage.cpp
+++ b/Engine/source/T3D/shapeImage.cpp
@@ -1202,7 +1202,7 @@ void ShapeBaseImageData::unpackData(BitStream* stream)
    }
 
    projectile = (stream->readFlag() ?
-                 (ProjectileData*)stream->readRangedU32(DataBlockObjectIdFirst,
+                 (ProjectileData*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
                                                         DataBlockObjectIdLast) : 0);
 
    cloakable = stream->readFlag();
@@ -1340,7 +1340,7 @@ void ShapeBaseImageData::unpackData(BitStream* stream)
 
          if (stream->readFlag())
          {
-            s.emitter = (ParticleEmitterData*) stream->readRangedU32(DataBlockObjectIdFirst,
+            s.emitter = (ParticleEmitterData*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
                                                                      DataBlockObjectIdLast);
             stream->read(&s.emitterTime);
 
diff --git a/Engine/source/T3D/vehicles/flyingVehicle.cpp b/Engine/source/T3D/vehicles/flyingVehicle.cpp
index 2ee5bc375..bb50243b2 100644
--- a/Engine/source/T3D/vehicles/flyingVehicle.cpp
+++ b/Engine/source/T3D/vehicles/flyingVehicle.cpp
@@ -282,14 +282,14 @@ void FlyingVehicleData::unpackData(BitStream* stream)
    for (S32 i = 0; i < MaxSounds; i++) {
       sound[i] = NULL;
       if (stream->readFlag())
-         sound[i] = (SFXProfile*)stream->readRangedU32(DataBlockObjectIdFirst,
+         sound[i] = (SFXProfile*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
                                                          DataBlockObjectIdLast);
    }
 
    for (S32 j = 0; j < MaxJetEmitters; j++) {
       jetEmitter[j] = NULL;
       if (stream->readFlag())
-         jetEmitter[j] = (ParticleEmitterData*)stream->readRangedU32(DataBlockObjectIdFirst,
+         jetEmitter[j] = (ParticleEmitterData*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
                                                                      DataBlockObjectIdLast);
    }
 
diff --git a/Engine/source/T3D/vehicles/hoverVehicle.cpp b/Engine/source/T3D/vehicles/hoverVehicle.cpp
index 1f1d259b5..7cc204046 100644
--- a/Engine/source/T3D/vehicles/hoverVehicle.cpp
+++ b/Engine/source/T3D/vehicles/hoverVehicle.cpp
@@ -411,13 +411,13 @@ void HoverVehicleData::unpackData(BitStream* stream)
 
    for (S32 i = 0; i < MaxSounds; i++)
       sound[i] = stream->readFlag()?
-         (SFXProfile*) stream->readRangedU32(DataBlockObjectIdFirst,
+         (SFXProfile*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
                                                DataBlockObjectIdLast): 0;
 
    for (S32 j = 0; j < MaxJetEmitters; j++) {
       jetEmitter[j] = NULL;
       if (stream->readFlag())
-         jetEmitter[j] = (ParticleEmitterData*)stream->readRangedU32(DataBlockObjectIdFirst,
+         jetEmitter[j] = (ParticleEmitterData*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
                                                                      DataBlockObjectIdLast);
    }
 
diff --git a/Engine/source/T3D/vehicles/vehicle.cpp b/Engine/source/T3D/vehicles/vehicle.cpp
index 18a7c4466..739fd2671 100644
--- a/Engine/source/T3D/vehicles/vehicle.cpp
+++ b/Engine/source/T3D/vehicles/vehicle.cpp
@@ -374,7 +374,7 @@ void VehicleData::unpackData(BitStream* stream)
    for (i = 0; i < Body::MaxSounds; i++) {
       body.sound[i] = NULL;
       if (stream->readFlag())
-         body.sound[i] = (SFXProfile*)stream->readRangedU32(DataBlockObjectIdFirst,
+         body.sound[i] = (SFXProfile*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
                                                               DataBlockObjectIdLast);
    }
 
diff --git a/Engine/source/T3D/vehicles/wheeledVehicle.cpp b/Engine/source/T3D/vehicles/wheeledVehicle.cpp
index f4f272fd3..e4e7885ea 100644
--- a/Engine/source/T3D/vehicles/wheeledVehicle.cpp
+++ b/Engine/source/T3D/vehicles/wheeledVehicle.cpp
@@ -494,7 +494,7 @@ void WheeledVehicleData::unpackData(BitStream* stream)
    Parent::unpackData(stream);
 
    tireEmitter = stream->readFlag()?
-      (ParticleEmitterData*) stream->readRangedU32(DataBlockObjectIdFirst,
+      (ParticleEmitterData*)(uintptr_t)stream->readRangedU32(DataBlockObjectIdFirst,
          DataBlockObjectIdLast): 0;
 
    for (S32 i = 0; i < MaxSounds; i++)
diff --git a/Engine/source/afx/afxEffectGroup.cpp b/Engine/source/afx/afxEffectGroup.cpp
index 749dbbddb..71c6a89b6 100644
--- a/Engine/source/afx/afxEffectGroup.cpp
+++ b/Engine/source/afx/afxEffectGroup.cpp
@@ -133,7 +133,7 @@ void afxEffectGroupData::unpack_fx(BitStream* stream, afxEffectList& fx)
   fx.clear();
   S32 n_fx = stream->readInt(EFFECTS_PER_PHRASE_BITS);
   for (int i = 0; i < n_fx; i++)
-    fx.push_back((afxEffectWrapperData*)readDatablockID(stream));
+    fx.push_back((afxEffectWrapperData*)(uintptr_t)readDatablockID(stream));
 }
 
 #define myOffset(field) Offset(field, afxEffectGroupData)
diff --git a/Engine/source/afx/afxEffectWrapper.cpp b/Engine/source/afx/afxEffectWrapper.cpp
index 5906947ee..3ec9d855f 100644
--- a/Engine/source/afx/afxEffectWrapper.cpp
+++ b/Engine/source/afx/afxEffectWrapper.cpp
@@ -608,7 +608,7 @@ void afxEffectWrapperData::unpack_mods(BitStream* stream, afxXM_BaseData* mods[]
 {
   S32 n_mods = stream->readInt(6);
   for (int i = 0; i < n_mods; i++)
-    mods[i] = (afxXM_BaseData*) readDatablockID(stream);
+    mods[i] = (afxXM_BaseData*)(uintptr_t)readDatablockID(stream);
 }
 
 bool afxEffectWrapperData::preload(bool server, String &errorStr)
diff --git a/Engine/source/afx/afxEffectron.cpp b/Engine/source/afx/afxEffectron.cpp
index b1b7f7eff..cf60ede4b 100644
--- a/Engine/source/afx/afxEffectron.cpp
+++ b/Engine/source/afx/afxEffectron.cpp
@@ -147,7 +147,7 @@ void afxEffectronData::unpack_fx(BitStream* stream, afxEffectList& fx)
   fx.clear();
   S32 n_fx = stream->readInt(EFFECTS_PER_PHRASE_BITS);
   for (int i = 0; i < n_fx; i++)
-    fx.push_back((afxEffectWrapperData*)readDatablockID(stream));
+    fx.push_back((afxEffectWrapperData*)(uintptr_t)readDatablockID(stream));
 }
 
 void afxEffectronData::packData(BitStream* stream)
diff --git a/Engine/source/afx/afxMagicSpell.cpp b/Engine/source/afx/afxMagicSpell.cpp
index 029e88e62..e169d70d7 100644
--- a/Engine/source/afx/afxMagicSpell.cpp
+++ b/Engine/source/afx/afxMagicSpell.cpp
@@ -304,7 +304,7 @@ void afxMagicSpellData::unpack_fx(BitStream* stream, afxEffectList& fx)
   fx.clear();
   S32 n_fx = stream->readInt(EFFECTS_PER_PHRASE_BITS);
   for (int i = 0; i < n_fx; i++)
-    fx.push_back((afxEffectWrapperData*)readDatablockID(stream));
+    fx.push_back((afxEffectWrapperData*)(uintptr_t)readDatablockID(stream));
 }
 
 void afxMagicSpellData::packData(BitStream* stream)
@@ -356,7 +356,7 @@ void afxMagicSpellData::unpackData(BitStream* stream)
   mDo_move_interrupts = stream->readFlag();
   stream->read(&mMove_interrupt_speed);
 
-  mMissile_db = (afxMagicMissileData*) readDatablockID(stream);
+  mMissile_db = (afxMagicMissileData*)(uintptr_t)readDatablockID(stream);
   stream->read(&mLaunch_on_server_signal);
   stream->read(&mPrimary_target_types);
 
diff --git a/Engine/source/afx/afxSelectron.cpp b/Engine/source/afx/afxSelectron.cpp
index 81b60c836..67cd32849 100644
--- a/Engine/source/afx/afxSelectron.cpp
+++ b/Engine/source/afx/afxSelectron.cpp
@@ -214,7 +214,7 @@ void afxSelectronData::unpack_fx(BitStream* stream, afxEffectList& fx)
   fx.clear();
   S32 n_fx = stream->readInt(EFFECTS_PER_PHRASE_BITS);
   for (int i = 0; i < n_fx; i++)
-    fx.push_back((afxEffectWrapperData*)readDatablockID(stream));
+    fx.push_back((afxEffectWrapperData*)(uintptr_t)readDatablockID(stream));
 }
 
 void afxSelectronData::packData(BitStream* stream)
diff --git a/Engine/source/afx/afxSpellBook.cpp b/Engine/source/afx/afxSpellBook.cpp
index cce22129b..15581ab32 100644
--- a/Engine/source/afx/afxSpellBook.cpp
+++ b/Engine/source/afx/afxSpellBook.cpp
@@ -128,7 +128,7 @@ void afxSpellBookData::unpackData(BitStream* stream)
 
   do_id_convert = true;
   for (S32 i = 0; i < pages_per_book*spells_per_page; i++)
-    rpg_spells[i] = (afxRPGMagicSpellData*) readDatablockID(stream);
+    rpg_spells[i] = (afxRPGMagicSpellData*)(uintptr_t)readDatablockID(stream);
 }
 
 DefineEngineMethod(afxSpellBookData, getPageSlotIndex, S32, (Point2I bookSlot),,
diff --git a/Engine/source/afx/ce/afxLightBase_T3D.cpp b/Engine/source/afx/ce/afxLightBase_T3D.cpp
index 56b76ccca..a6b8da051 100644
--- a/Engine/source/afx/ce/afxLightBase_T3D.cpp
+++ b/Engine/source/afx/ce/afxLightBase_T3D.cpp
@@ -195,8 +195,8 @@ void afxT3DLightBaseData::unpackData(BitStream* stream)
   stream->read( &mAnimState.animationPhase );
   stream->read( &mFlareScale );
 
-  mAnimationData = (LightAnimData*) readDatablockID(stream);
-  mFlareData = (LightFlareData*) readDatablockID(stream);
+  mAnimationData = (LightAnimData*)(uintptr_t)readDatablockID(stream);
+  mFlareData = (LightFlareData*)(uintptr_t)readDatablockID(stream);
 
   do_id_convert = true;
 }
diff --git a/Engine/source/afx/ce/afxPhraseEffect.cpp b/Engine/source/afx/ce/afxPhraseEffect.cpp
index 5df7dfc26..b574afbed 100644
--- a/Engine/source/afx/ce/afxPhraseEffect.cpp
+++ b/Engine/source/afx/ce/afxPhraseEffect.cpp
@@ -215,7 +215,7 @@ void afxPhraseEffectData::unpack_fx(BitStream* stream, afxEffectList& fx)
   fx.clear();
   S32 n_fx = stream->readInt(EFFECTS_PER_PHRASE_BITS);
   for (int i = 0; i < n_fx; i++)
-    fx.push_back((afxEffectWrapperData*)readDatablockID(stream));
+    fx.push_back((afxEffectWrapperData*)(uintptr_t)readDatablockID(stream));
 }
 
 void afxPhraseEffectData::packData(BitStream* stream)
diff --git a/Engine/source/forest/editor/forestUndo.cpp b/Engine/source/forest/editor/forestUndo.cpp
index 60be8d2b1..603986700 100644
--- a/Engine/source/forest/editor/forestUndo.cpp
+++ b/Engine/source/forest/editor/forestUndo.cpp
@@ -55,7 +55,7 @@ void ForestCreateUndoAction::addItem( ForestItemData *data,
    // We store the datablock ID rather than the actual pointer
    // since the pointer could go bad.
    SimObjectId dataId = item.getData()->getId();
-   mItems.last().setData( (ForestItemData*)dataId );
+   mItems.last().setData( (ForestItemData*)(uintptr_t)dataId );
 }
 
 void ForestCreateUndoAction::redo()
@@ -110,7 +110,7 @@ void ForestDeleteUndoAction::removeItem( const ForestItem &item )
    SimObjectId dataId = item.getData()->getId();
 
    mItems.push_back( item );
-   mItems.last().setData( (ForestItemData*)dataId );
+   mItems.last().setData( (ForestItemData*)(uintptr_t)dataId );
    mData->removeItem( item.getKey(), item.getPosition() );
 }
 
@@ -171,7 +171,7 @@ void ForestUpdateAction::saveItem( const ForestItem &item )
    // We store the datablock ID rather than the actual pointer
    // since the pointer could go bad.
    SimObjectId dataId = item.getData()->getId();   
-   mItems.last().setData( (ForestItemData*)dataId );   
+   mItems.last().setData( (ForestItemData*)(uintptr_t)dataId );   
 }
 
 void ForestUpdateAction::_swapState()
@@ -215,7 +215,7 @@ void ForestUpdateAction::_swapState()
                          item.getScale() );
 
       // Save the state before this swap for the next swap.      
-      newItem.setData( (ForestItemData*)data->getId() );
+      newItem.setData( (ForestItemData*)(uintptr_t)data->getId() );
       mItems.push_back( newItem );
    }
 
diff --git a/Engine/source/gfx/gfxStringEnumTranslate.cpp b/Engine/source/gfx/gfxStringEnumTranslate.cpp
index 8a3db347c..8c08c939e 100644
--- a/Engine/source/gfx/gfxStringEnumTranslate.cpp
+++ b/Engine/source/gfx/gfxStringEnumTranslate.cpp
@@ -77,11 +77,11 @@ _STRING_VALUE_LOOKUP_FXN(GFXStringBlendOp);
 
 #define INIT_LOOKUPTABLE( tablearray, enumprefix, type ) \
    for( S32 i = enumprefix##_FIRST; i < enumprefix##_COUNT; i++ ) \
-      tablearray[i] = (type)GFX_UNINIT_VAL;
+      tablearray[i] = (type)(uintptr_t)GFX_UNINIT_VAL;
 #define INIT_LOOKUPTABLE_EX( tablearray, enumprefix, type, typeTable ) \
    for( S32 i = enumprefix##_FIRST; i < enumprefix##_COUNT; i++ ) \
    {\
-      tablearray[i] = (type)GFX_UNINIT_VAL;\
+      tablearray[i] = (type)(uintptr_t)GFX_UNINIT_VAL;\
       typeTable[i] = &defaultStringValueLookup;\
    }
 
diff --git a/Engine/source/gfx/gl/gfxGLPrimitiveBuffer.cpp b/Engine/source/gfx/gl/gfxGLPrimitiveBuffer.cpp
index 385e0ed50..3df694de9 100644
--- a/Engine/source/gfx/gl/gfxGLPrimitiveBuffer.cpp
+++ b/Engine/source/gfx/gl/gfxGLPrimitiveBuffer.cpp
@@ -131,7 +131,7 @@ void GFXGLPrimitiveBuffer::finish()
 GLvoid* GFXGLPrimitiveBuffer::getBuffer()
 {
 	// NULL specifies no offset into the hardware buffer
-   return (GLvoid*)mBufferOffset;
+   return (GLvoid*)(uintptr_t)mBufferOffset;
 }
 
 void GFXGLPrimitiveBuffer::zombify()
diff --git a/Engine/source/gfx/gl/gfxGLVertexDecl.cpp b/Engine/source/gfx/gl/gfxGLVertexDecl.cpp
index 64195164e..bfe6b6f93 100644
--- a/Engine/source/gfx/gl/gfxGLVertexDecl.cpp
+++ b/Engine/source/gfx/gl/gfxGLVertexDecl.cpp
@@ -130,7 +130,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_FLOAT;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -141,7 +141,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_FLOAT;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -152,7 +152,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_FLOAT;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -163,7 +163,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_FLOAT;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -174,7 +174,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_FLOAT;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -185,7 +185,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = true;
          glElement.type = GL_UNSIGNED_BYTE;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -196,7 +196,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_FLOAT;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -207,7 +207,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_UNSIGNED_BYTE;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
       }
@@ -221,7 +221,7 @@ void GFXGLVertexDecl::_initVerticesFormat(U32 stream)
          glElement.normalized = false;
          glElement.type = GL_FLOAT;
          glElement.stride = vertexSize;
-         glElement.pointerFirst = (void*)buffer;
+         glElement.pointerFirst = (void*)(uintptr_t)buffer;
 
          buffer += element.getSizeInBytes();
          ++texCoordIndex;
diff --git a/Engine/source/gui/controls/guiListBoxCtrl.cpp b/Engine/source/gui/controls/guiListBoxCtrl.cpp
index d47914d3d..cab79e1b0 100644
--- a/Engine/source/gui/controls/guiListBoxCtrl.cpp
+++ b/Engine/source/gui/controls/guiListBoxCtrl.cpp
@@ -631,7 +631,7 @@ DefineEngineMethod( GuiListBoxCtrl, addItem, S32, (const char* newItem, const ch
      else if(elementCount == 1)
      {
          U32 objId = dAtoi( color );
-         return object->addItem( newItem, (void*)objId );
+         return object->addItem( newItem, (void*)(uintptr_t)objId );
      }
      else
      {
@@ -1523,7 +1523,7 @@ void GuiListBoxCtrl::_mirror()
 
       if ( !found )
       {                  
-         addItem( _makeMirrorItemName( curObj ), (void*)curId );         
+         addItem( _makeMirrorItemName( curObj ), (void*)(uintptr_t)curId );         
       }
    }
 }
diff --git a/Engine/source/ts/loader/tsShapeLoader.cpp b/Engine/source/ts/loader/tsShapeLoader.cpp
index 581f2a384..6cebbc7e0 100644
--- a/Engine/source/ts/loader/tsShapeLoader.cpp
+++ b/Engine/source/ts/loader/tsShapeLoader.cpp
@@ -412,7 +412,7 @@ void TSShapeLoader::generateObjects()
          AppMesh* mesh = subshape->objMeshes[iMesh];
          mesh->detailSize = 2;
          String name = String::GetTrailingNumber( mesh->getName(), mesh->detailSize );
-         name = getUniqueName( name, cmpMeshNameAndSize, meshNames, &(subshape->objMeshes), (void*)mesh->detailSize );
+         name = getUniqueName( name, cmpMeshNameAndSize, meshNames, &(subshape->objMeshes), (void*)(uintptr_t)mesh->detailSize );
          meshNames.push_back( name );
 
          // Fix up any collision details that don't have a negative detail level.