Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

java.lang.NullPointerException: 	at org.deeplearning4j.nn.updater.graph.ComputationGraphUpdater.update(ComputationGraphUpdater.java:79)	at org.deeplearning4j.optimize.solvers.BaseOptimizer.updateGradientAccordingToParams(BaseOptimizer.java:282)	at org.deeplearning4j.optimize.solvers.BaseOptimizer.gradientAndScore(BaseOptimizer.java:155)	at org.deeplearning4j.optimize.solvers.StochasticGradientDescent.optimize(StochasticGradientDescent.java:56)	at org.deeplearning4j.optimize.Solver.optimize(Solver.java:51)	at org.deeplearning4j.nn.graph.ComputationGraph.fit(ComputationGraph.java:662)	at org.deeplearning4j.nn.graph.ComputationGraph.fit(ComputationGraph.java:632)	at org.deeplearning4j.nn.graph.ComputationGraph.fit(ComputationGraph.java:585)