private final BotFrameworkHttpAdapter adapter;

adapter.continueConversation(...)

java.util.concurrent.CompletionException: java.lang.reflect.InaccessibleObjectException: Unable to make field private static final long java.util.ArrayList.serialVersionUID accessible: module java.base does not "opens java.util" to unnamed module @7c30a502
at java.base/java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:315)
at java.base/java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:320)
at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1770)
at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1760)
at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373)
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make field private static final long java.util.ArrayList.serialVersionUID accessible: module java.base does not "opens java.util" to unnamed module @7c30a502
at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:354)
at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:297)
at java.base/java.lang.reflect.Field.checkCanSetAccessible(Field.java:178)
at java.base/java.lang.reflect.Field.setAccessible(Field.java:172)
at com.microsoft.bot.restclient.Validator.validateClass(Validator.java:73)
at com.microsoft.bot.restclient.Validator.validate(Validator.java:60)
at com.microsoft.bot.restclient.Validator.validateClass(Validator.java:107)
at com.microsoft.bot.restclient.Validator.validate(Validator.java:60)
at com.microsoft.bot.restclient.Validator.validateClass(Validator.java:100)
at com.microsoft.bot.restclient.Validator.validate(Validator.java:60)
at com.microsoft.bot.connector.rest.RestConversations.replyToActivity(RestConversations.java:458)
at com.microsoft.bot.connector.Conversations.replyToActivity(Conversations.java:202)
at com.microsoft.bot.builder.BotFrameworkAdapter.lambda$sendActivities$5(BotFrameworkAdapter.java:618)
at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768)