java.util.concurrent.ExecutionException: org.apache.solr.common.SolrException: Unable to create core [projectx-wmt]
        at java.util.concurrent.FutureTask.report(FutureTask.java:122)
        at java.util.concurrent.FutureTask.get(FutureTask.java:192)
        at org.apache.solr.core.CoreContainer.lambda$load$6(CoreContainer.java:586)
        at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:176)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:229)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.solr.common.SolrException: Unable to create core [projectx-wmt]
        at org.apache.solr.core.CoreContainer.create(CoreContainer.java:935)
        at org.apache.solr.core.CoreContainer.lambda$load$5(CoreContainer.java:558)
        at com.codahale.metrics.InstrumentedExecutorService$InstrumentedCallable.call(InstrumentedExecutorService.java:197)
        ... 5 more
Caused by: java.lang.IllegalStateException: This CoreContainer has been closed
        at org.apache.solr.core.CoreContainer.registerCore(CoreContainer.java:785)
        at org.apache.solr.core.CoreContainer.create(CoreContainer.java:930)
        ... 7 more
2018-07-20 15:52:04.274 INFO  (coreLoadExecutor-6-thread-2) [   x:document-wmt] o.a.s.m.SolrMetricManager Closing metric reporters for: solr.core.document-wmt
2018-07-20 15:52:04.274 ERROR (coreContainerWorkExecutor-2-thread-1) [   ] o.a.s.c.CoreContainer Error waiting for SolrCore to be created
java.util.concurrent.ExecutionException: org.apache.solr.common.SolrException: Unable to create core [document-wmt]
        at java.util.concurrent.FutureTask.report(FutureTask.java:122)
        at java.util.concurrent.FutureTask.get(FutureTask.java:192)
        at org.apache.solr.core.CoreContainer.lambda$load$6(CoreContainer.java:586)
        at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:176)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:229)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.solr.common.SolrException: Unable to create core [document-wmt]
        at org.apache.solr.core.CoreContainer.create(CoreContainer.java:935)
        at org.apache.solr.core.CoreContainer.lambda$load$5(CoreContainer.java:558)
        at com.codahale.metrics.InstrumentedExecutorService$InstrumentedCallable.call(InstrumentedExecutorService.java:197)
        ... 5 more
Caused by: java.lang.IllegalStateException: This CoreContainer has been closed
        at org.apache.solr.core.CoreContainer.registerCore(CoreContainer.java:785)
        at org.apache.solr.core.CoreContainer.create(CoreContainer.java:930)
        ... 7 more
2018-07-20 15:52:04.277 INFO  (Thread-0) [   ] o.a.s.m.SolrMetricManager Closing metric reporters for: solr.node
2018-07-20 15:52:04.277 INFO  (Thread-0) [   ] o.a.s.m.SolrMetricManager Closing metric reporters for: solr.jvm
2018-07-20 15:52:04.277 INFO  (Thread-0) [   ] o.a.s.m.SolrMetricManager Closing metric reporters for: solr.jetty
2018-07-20 15:52:04.278 INFO  (Thread-0) [   ] o.a.s.c.TransientSolrCoreCacheDefault Allocating transient cache for 2147483647 transient cores