java.lang.NullPointerException

[helmus]

PyCharm 2017.2.3 Build #PY-172.3968.37, built on September 1, 2017 JRE: 1.8.0_152-release-915-b11 x86_64 JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o Mac OS X 10.13

null
java.lang.NullPointerException
	at com.github.deadleg.idea.openresty.lua.NgxLuaCompletionProvider.addCompletions(NgxLuaCompletionProvider.kt:17)
	at com.intellij.codeInsight.completion.CompletionProvider.addCompletionVariants(CompletionProvider.java:36)
	at com.intellij.codeInsight.completion.CompletionContributor.fillCompletionVariants(CompletionContributor.java:150)
	at com.intellij.codeInsight.completion.CompletionService.getVariantsFromContributors(CompletionService.java:81)
	at com.intellij.codeInsight.completion.CompletionResultSet.runRemainingContributors(CompletionResultSet.java:149)
	at com.intellij.codeInsight.completion.CompletionResultSet.runRemainingContributors(CompletionResultSet.java:142)
	at com.intellij.codeInsight.template.impl.LiveTemplateCompletionContributor$2.addCompletions(LiveTemplateCompletionContributor.java:88)
	at com.intellij.codeInsight.completion.CompletionProvider.addCompletionVariants(CompletionProvider.java:36)
	at com.intellij.codeInsight.completion.CompletionContributor.fillCompletionVariants(CompletionContributor.java:150)
	at com.intellij.codeInsight.completion.CompletionService.getVariantsFromContributors(CompletionService.java:81)
	at com.intellij.codeInsight.completion.CompletionService.performCompletion(CompletionService.java:110)
	at com.intellij.codeInsight.completion.CompletionProgressIndicator.a(CompletionProgressIndicator.java:839)
	at com.intellij.codeInsight.completion.CompletionProgressIndicator.access$600(CompletionProgressIndicator.java:92)
	at com.intellij.codeInsight.completion.CompletionProgressIndicator$1CalculateItems.run(CompletionProgressIndicator.java:821)
	at com.intellij.codeInsight.completion.AsyncCompletion.b(CompletionThreading.java:108)
	at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:938)
	at com.intellij.codeInsight.completion.AsyncCompletion.a(CompletionThreading.java:105)
	at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:170)
	at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:548)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:493)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:94)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:157)
	at com.intellij.codeInsight.completion.AsyncCompletion.a(CompletionThreading.java:103)
	at com.intellij.openapi.application.impl.ApplicationImpl$2.run(ApplicationImpl.java:342)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)

[helmus]

In some cases this seems to cause the whole IDE to hang ( need to force quit )