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java.lang.NullPointerException at LookupMfgService.getPreferredMfgNames(LookupMfgService.java:93) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.8.0_91] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[:1.8.0_91] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.8.0_91] at java.lang.reflect.Method.invoke(Method.java:498)[:1.8.0_91] at ch.ethz.iks.r_osgi.impl.ChannelEndpointImpl.handleMessage(ChannelEndpointImpl.java:1265)[69:ch.ethz.iks.r_osgi.remote:1.0.8.RC1_v20160823-2221] at ch.ethz.iks.r_osgi.impl.ChannelEndpointImpl$2.run(ChannelEndpointImpl.java:315)[69:ch.ethz.iks.r_osgi.remote:1.0.8.RC1_v20160823-2221] at ch.ethz.iks.r_osgi.impl.ChannelEndpointImpl$1.run(ChannelEndpointImpl.java:280)[69:ch.ethz.iks.r_osgi.remote:1.0.8.RC1_v20160823-2221]