(svn r13689) [0.6] -Backport from trunk:

- Fix: Server crashing when banning the rconning client (r13661)
- Fix: Incorrect usage of strtoul (r13508)
- Fix: Crash when one tries to raise the nothern corner of MP_VOID tiles (i.e. the southern corner of the tiles on the southern map edge) in the scenario editor [FS#2106] (r13624)
- Fix: Division by zero when one would press 'd' (skip order) when there's no order (r13409)

src/terraform_gui.cpp

@@ -338,8 +338,6 @@ static void CommonRaiseLowerBigLand(TileIndex tile, int mode)
 
 		DoCommandP(tile, SLOPE_N, (uint32)mode, CcTerraform, CMD_TERRAFORM_LAND | CMD_MSG(msg));
 	} else {
-		SndPlayTileFx(SND_1F_SPLAT, tile);
-
 		assert(_terraform_size != 0);
 		/* check out for map overflows */
 		sizex = min(MapSizeX() - TileX(tile) - 1, _terraform_size);
@@ -347,6 +345,8 @@ static void CommonRaiseLowerBigLand(TileIndex tile, int mode)
 
 		if (sizex == 0 || sizey == 0) return;
 
+		SndPlayTileFx(SND_1F_SPLAT, tile);
+
 		if (mode != 0) {
 			/* Raise land */
 			h = 15; // XXX - max height