4 files changed, 9 insertions, 9 deletions

diff --git a/src/BlockEntities/CommandBlockEntity.cpp b/src/BlockEntities/CommandBlockEntity.cpp
index dd0858378..20702a9ac 100644
--- a/src/BlockEntities/CommandBlockEntity.cpp
+++ b/src/BlockEntities/CommandBlockEntity.cpp
@@ -188,12 +188,11 @@ void cCommandBlockEntity::SaveToJson(Json::Value & a_Value)
 
 void cCommandBlockEntity::Execute()
 {
-	if (m_World != NULL)
+	ASSERT(m_World != NULL);  // Execute should not be called before the command block is attached to a world
+	
+	if (!m_World->AreCommandBlocksEnabled())
 	{
-		if (!m_World->AreCommandBlocksEnabled())
-		{
-			return;
-		}
+		return;
 	}
 
 	class CommandBlockOutCb :
diff --git a/src/Protocol/MojangAPI.cpp b/src/Protocol/MojangAPI.cpp
index 4e5c41a8a..28da83c31 100644
--- a/src/Protocol/MojangAPI.cpp
+++ b/src/Protocol/MojangAPI.cpp
@@ -158,7 +158,8 @@ cMojangAPI::cMojangAPI(void) :
 	m_NameToUUIDServer(DEFAULT_NAME_TO_UUID_SERVER),
 	m_NameToUUIDAddress(DEFAULT_NAME_TO_UUID_ADDRESS),
 	m_UUIDToProfileServer(DEFAULT_UUID_TO_PROFILE_SERVER),
-	m_UUIDToProfileAddress(DEFAULT_UUID_TO_PROFILE_ADDRESS)
+	m_UUIDToProfileAddress(DEFAULT_UUID_TO_PROFILE_ADDRESS),
+	m_RankMgr(NULL)
 {
 }
 
diff --git a/src/RankManager.cpp b/src/RankManager.cpp
index dc6eec9e4..e5896f8f3 100644
--- a/src/RankManager.cpp
+++ b/src/RankManager.cpp
@@ -477,8 +477,8 @@ AString cRankManager::GetPlayerRankName(const AString & a_PlayerUUID)
 	{
 		SQLite::Statement stmt(m_DB, "SELECT Rank.Name FROM Rank LEFT JOIN PlayerRank ON Rank.RankID = PlayerRank.RankID WHERE PlayerRank.PlayerUUID = ?");
 		stmt.bind(1, a_PlayerUUID);
-		stmt.executeStep();
-		if (stmt.isDone())
+		// executeStep returns false on no data
+		if (!stmt.executeStep())
 		{
 			// No data returned from the DB
 			return AString();
diff --git a/src/SetChunkData.cpp b/src/SetChunkData.cpp
index 97903074a..bfe59fbcb 100644
--- a/src/SetChunkData.cpp
+++ b/src/SetChunkData.cpp
@@ -134,8 +134,8 @@ void cSetChunkData::RemoveInvalidBlockEntities(void)
 			);
 			cBlockEntityList::iterator itr2 = itr;
 			itr2++;
-			m_BlockEntities.erase(itr);
 			delete *itr;
+			m_BlockEntities.erase(itr);
 			itr = itr2;
 		}
 		else