java.lang.NoClassDefFoundError: com/ning/http/client/AsyncHttpClient

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Expert tip

A few things cause this exception:
1) Check if you have all jars and if they're in the correct path.
2) Your classpath might be broken, you can define it in the command line with java -cp yourClassPath or at your IDE if you're using one.

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you can change your scala version to 2.11.11

Solutions on the web

via GitHub by federicobalm
, 1 year ago
com/ning/http/client/AsyncHttpClient
via GitHub by edtronic
, 11 months ago
com/ning/http/client/AsyncHttpClient
java.lang.ClassNotFoundException: com.ning.http.client.AsyncHttpClient
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at org.traccar.Context.(Context.java:155)
at org.traccar.Main.main(Main.java:35)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at java.lang.Thread.run(Thread.java:745)

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