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java.lang.NoSuchMethodError: java.util.concurrent.ConcurrentHashMap.keySet()Ljava/util/concurrent/ConcurrentHashMap$KeySetView;

Description

Got this exception running current openfire master with Oracle JSDK 1.7, rebooted with java 1.8 and are happy

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Daryl Herzmann November 2, 2015 at 11:37 AM

Ah, okay thanks. Closing as not a bug.

csh November 2, 2015 at 9:15 AM

This is a "cross-compile" issue. You compiled Openfire with Java 8, but ran it with Java 7, which is generally a bad idea. (More issues like this could popup at runtime).

Is it possible to build Openfire with Java 7?

More on it here:
https://gist.github.com/AlainODea/1375759b8720a3f9f094

Not a bug

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Created October 30, 2015 at 3:57 AM
Updated March 22, 2016 at 1:06 AM
Resolved November 2, 2015 at 11:37 AM