[freenet-support] Error when using KeyExplorer

[Dan Stevens]

I got this error while visiting
http://localhost:8888/plugins/plugins.KeyExplorer.KeyExplorer/?key=CHK at 
BgQ~Gnm8z3tLyihtKSAZYuoLDlkORCewX2XeQvy6lr0,qkhDU7~iK440T1iG8gttInzKgug1yfQS5Baoe6X1ryk,AAIC--8

I'm running
Freenet 0.7 Build #1188 r24028M
Freenet-ext Build #26 r23771

And  KeyExplorer 0.2 r23011

Internal error: please report

java.lang.NoSuchMethodError: freenet.client.Metadata.getCompressionCodec()S
        at plugins.KeyExplorer.KeyExplorer.makeMainPage(KeyExplorer.java:314)
        at plugins.KeyExplorer.KeyExplorer.handleHTTPGet(KeyExplorer.java:63)
        at 
freenet.pluginmanager.PluginManager.handleHTTPGet(PluginManager.java:533)
        at freenet.clients.http.PproxyToadlet.handleGet(PproxyToadlet.java:354)
        at 
freenet.clients.http.ToadletContextImpl.handle(ToadletContextImpl.java:366)
        at 
freenet.clients.http.SimpleToadletServer$SocketHandler.run(SimpleToadletServer.java:634)
        at freenet.support.PooledExecutor$MyThread.run(PooledExecutor.java:190)