NPE with Grizzly

[survivant]

java.lang.NullPointerException
at com.ning.http.client.providers.grizzly.GrizzlyAsyncHttpProvider$AsyncHttpClientEventFilter.onInitialLineParsed(GrizzlyAsyncHttpProvider.java:1148)
at org.glassfish.grizzly.http.HttpClientFilter.decodeInitialLine(HttpClientFilter.java:336)
at org.glassfish.grizzly.http.HttpCodecFilter.decodeHttpPacket(HttpCodecFilter.java:688)
at org.glassfish.grizzly.http.HttpCodecFilter.handleRead(HttpCodecFilter.java:443)
at org.glassfish.grizzly.http.HttpClientFilter.handleRead(HttpClientFilter.java:157)
at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:265)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:134)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:112)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:78)
at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:814)
at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:111)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
2012-05-14 11:16:20 org.glassfish.grizzly.filterchain.DefaultFilterChain execute
ATTENTION: Exception during FilterChain execution