BEFORE:

void Client::removeNode(v3s16 p)
{
	std::map<v3s16, MapBlock*> modified_blocks;

	try
	{
		m_env.getMap().removeNodeAndUpdate(p, modified_blocks);
	}
	catch(InvalidPositionException &e)
	{
	}

	// add urgent task to update the modified node
	addUpdateMeshTaskForNode(p, false, true);

	for(std::map<v3s16, MapBlock * >::iterator
			i = modified_blocks.begin();
			i != modified_blocks.end(); ++i)
	{
		addUpdateMeshTaskWithEdge(i->first);
	}
}

AFTER:

void Client::removeNode(v3s16 p)
{
	std::map<v3s16, MapBlock*> modified_blocks;

	try
	{
		m_env.getMap().removeNodeAndUpdate(p, modified_blocks);
	}
	catch(InvalidPositionException &e)
	{
	}

	for(std::map<v3s16, MapBlock * >::iterator
			i = modified_blocks.begin();
			i != modified_blocks.end(); ++i)
	{
		addUpdateMeshTask(i->first, false, false);
	}
	// add urgent task to update the modified node
	addUpdateMeshTaskForNode(p, false, true);
}