Just installed the latest dev build for the elevator fix, encountering this error on connect.

Server side:
[15:59:39] [Netty IO #1/ERROR] [FML]: NetworkDispatcher exception
java.io.IOException: Connection reset by peer
at sun.nio.ch.FileDispatcherImpl.read0(Native Method) ~[?:1.7.0_60]
at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39) ~[?:1.7.0_60]
at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223) ~[?:1.7.0_60]
at sun.nio.ch.IOUtil.read(IOUtil.java:192) ~[?:1.7.0_60]
at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:379) ~[?:1.7.0_60]
at io.netty.buffer.UnpooledUnsafeDirectByteBuf.setBytes(UnpooledUnsafeDirectByteBuf.java:436) ~[UnpooledUnsafeDirectByteBuf.class:?]
at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:870) ~[AbstractByteBuf.class:?]
at io.netty.channel.socket.nio.NioSocketChannel.doReadBytes(NioSocketChannel.java:208) ~[NioSocketChannel.class:?]
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:87) [AbstractNioByteChannel$NioByteUnsafe.class:?]
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:480) [NioEventLoop.class:?]
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:447) [NioEventLoop.class:?]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:341) [NioEventLoop.class:?]
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101) [SingleThreadEventExecutor$2.class:?]
at java.lang.Thread.run(Thread.java:745) [?:1.7.0_60]
[15:59:39] [Server thread/INFO]: ArmTheH0meless lost connection: TranslatableComponent{key='disconnect.genericReason', args=[Internal Exception: java.io.IOException: Connection reset by peer], siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null}}

The error inside minecraft is:

Connection Lost

Internal Exception: java.lang.RuntimeException: Malformed entry
openblocks.rpc.ILevelChanger;changeLevel;(I)V in method id

#20 duplicate