Thank you for your email.I am seeing this error in the error log below. This seems to generated by java using reflection. java.lang.ClassNotFoundException: sun.reflect.GeneratedMethodAccessor127 > INFO | jvm 1 | 2017/01/25 11:09:04 | at > org.apache.ignite.internal.processors.cache.GridCacheAdapter.get(GridCacheAdapter.java:1391) > INFO | jvm 1 | 2017/01/25 11:09:04 | at > org.apache.ignite.internal.processors.cache.IgniteCacheProxy.get(IgniteCacheProxy.java:907) > INFO | jvm 1 | 2017/01/25 11:09:04 | ... 57 more > INFO | jvm 1 | 2017/01/25 11:09:04 | Caused by: > java.lang.ClassNotFoundException: sun.reflect.GeneratedMethodAccessor127 > INFO | jvm 1 | 2017/01/25 11:09:04 | at > org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1892) > INFO | jvm 1 | 2017/01/25 11:09:04 | at > org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1735) > INFO | jvm 1 | 2017/01/25 11:09:04 | at java.lang.Class.forName0(Native > Method) > INFO | jvm 1 | 2017/01/25 11:09:04 | at > java.lang.Class.forName(Class.java:274) > INFO | jvm 1 | 2017/01/25 11:09:04 | at > org.apache.ignite.internal.util.IgniteUtils.forName(IgniteUtils.java:8250) I might be wrong but is it related to https://issues.apache.org/jira/browse/IGNITE-1190
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