yilaguan

**When I run the example in "dl4j-spark-examples/dl4j-spark/src/main/java/org.deeplearning4j/mlp/MnistMLPExample.java", I find some Error as below:
I have updata dl4j-example to 0.7.1 version
And I can train the network, but some Error in evaluation period.**
```java
16/11/24 16:12:55 ERROR YarnScheduler: Lost executor 1 on longzhou-hdp4.lz.dscc: Container marked as failed: container_1479880322401_0153_02_000002 on host: longzhou-hdp4.lz.dscc. Exit status: 134. Diagnostics: Exception from container-launch.
Container id: container_1479880322401_0153_02_000002
Exit code: 134
Exception message: /bin/bash: line 1: 30037 Aborted                 (core dumped) /home/work/java//bin/java -server -XX:OnOutOfMemoryError='kill %p' -Xms8192m -Xmx8192m '-Dorg.deeplearning4j.spark.time.TimeSource=org.deeplearning4j.spark.time.SystemClockTimeSource' -Djava.io.tmpdir=/home/disk1/yarn/usercache/zhangliang/appcache/application_1479880322401_0153/container_1479880322401_0153_02_000002/tmp '-Dspark.driver.port=50840' -Dspark.yarn

yilaguan

package org.deeplearning4j.examples.feedforward.mnist;

import org.datavec.api.io.labels.ParentPathLabelGenerator;
import org.datavec.api.split.FileSplit;
import org.datavec.image.loader.NativeImageLoader;
import org.datavec.image.recordreader.ImageRecordReader;
import org.deeplearning4j.datasets.datavec.RecordReaderDataSetIterator;
import org.deeplearning4j.eval.Evaluation;
import org.deeplearning4j.nn.api.OptimizationAlgorithm;
import org.deeplearning4j.nn.conf.MultiLayerConfiguration;

yilaguan

The ERROR is as below:
Exception in thread "main" java.lang.ExceptionInInitializerError
        at org.nd4j.nativeblas.NativeOpsHolder.<init>(NativeOpsHolder.java:16)
        at org.nd4j.nativeblas.NativeOpsHolder.<clinit>(NativeOpsHolder.java:9)
        at org.nd4j.linalg.cpu.nativecpu.ops.NativeOpExecutioner.<init>(NativeOpExecutioner.java:37)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)

yilaguan

package org.deeplearning4j.mlp;
import com.beust.jcommander.JCommander;
import com.beust.jcommander.Parameter;
import com.beust.jcommander.ParameterException;
import org.apache.hadoop.io.BytesWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.SequenceFileOutputFormat;
import org.apache.spark.SparkConf;
import org.apache.spark.api.java.JavaPairRDD;
import org.apache.spark.api.java.JavaRDD;

yilaguan

When I use MnistMLPPreprocessed.java to submit spark job. An ERROR find as below:
```
Exception in thread "main" java.lang.NullPointerException
        at org.deeplearning4j.spark.stats.StatsUtils.exportStatsAsHtml(StatsUtils.java:93)
        at org.deeplearning4j.spark.stats.StatsUtils.exportStatsAsHtml(StatsUtils.java:79)
        at org.deeplearning4j.spark.stats.StatsUtils.exportStatsAsHtml(StatsUtils.java:66)
        at org.deeplearning4j.mlp.MnistMLPPreprocessed.entryPoint(MnistMLPPreprocessed.java:150)
        at org.deeplearning4j.mlp.MnistMLPPreprocessed.main(MnistMLPPreprocessed.java:68)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

yilaguan

When I compile the project "dl4j-examples" and use command:
```
git clone https://github.com/deeplearning4j/dl4j-examples.git
cd dl4j-examples/
mvn clean install
```
but I get some ERROR as below:

```
[INFO] DeepLearning4j Examples Parent .................... SUCCESS [0.382s]