Score:0

graylog 4.0 - Injector could not be created

us flag

Trying to set up graylog with official graylog2.graylog ansible role.

Installed Elasticsearch (v7.10.2) cluster on three separate servers with official elasticsearch ansible role (node_1 - master, node_2 and node_3 - data) - no problems so far.

When running graylog ansible (against another server) all is successful (including installation of MongoDB on the same graylog host), but restart of graylog-server systemd unit is unsuccessful and as a result ansible play fails (which is expected).

The content of /var/log/graylog-server/server.log:

2021-10-23T15:13:39.037+03:00 INFO  [CmdLineTool] Running with JVM arguments: -Djava.net.preferIPv4Stack=true -Xms1500m -Xmx1500m -XX:NewRatio=1 -XX:+ResizeTLAB -XX:-OmitStackTraceInFastThrow -Dlog4j.configurationFile=file:///etc/graylog/server/log4j2.xml -Djava.library.path=/usr/share/graylog-server/lib/sigar -Dgraylog2.installation_source=deb
2021-10-23T15:13:39.212+03:00 INFO  [Version] HV000001: Hibernate Validator null
2021-10-23T15:13:39.760+03:00 ERROR [CmdLineTool] Injector creation failed!
com.google.common.util.concurrent.UncheckedExecutionException: java.lang.IllegalStateException: Unable to load cache item
    at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2051) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache.get(LocalCache.java:3951) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3974) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4958) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4964) ~[graylog.jar:?]
    at com.google.inject.internal.FailableCache.get(FailableCache.java:51) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.get(ConstructorInjectorStore.java:48) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorBindingImpl.initialize(ConstructorBindingImpl.java:155) ~[graylog.jar:?]
    at com.google.inject.internal.InjectorImpl.initializeBinding(InjectorImpl.java:581) ~[graylog.jar:?]
    at com.google.inject.internal.AbstractBindingProcessor$Processor$1.run(AbstractBindingProcessor.java:176) ~[graylog.jar:?]
    at com.google.inject.internal.ProcessedBindingData.initializeBindings(ProcessedBindingData.java:49) ~[graylog.jar:?]
    at com.google.inject.internal.InternalInjectorCreator.initializeStatically(InternalInjectorCreator.java:122) ~[graylog.jar:?]
    at com.google.inject.internal.InternalInjectorCreator.build(InternalInjectorCreator.java:106) ~[graylog.jar:?]
    at com.google.inject.Guice.createInjector(Guice.java:87) ~[graylog.jar:?]
    at org.graylog2.shared.bindings.GuiceInjectorHolder.createInjector(GuiceInjectorHolder.java:34) ~[graylog.jar:?]
    at org.graylog2.bootstrap.CmdLineTool.setupInjector(CmdLineTool.java:381) [graylog.jar:?]
    at org.graylog2.bootstrap.CmdLineTool.run(CmdLineTool.java:196) [graylog.jar:?]
    at org.graylog2.bootstrap.Main.main(Main.java:50) [graylog.jar:?]
Caused by: java.lang.IllegalStateException: Unable to load cache item
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.createEntry(LoadingCache.java:79) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.get(LoadingCache.java:34) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:116) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.create(AbstractClassGenerator.java:291) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClass$Generator.create(FastClass.java:65) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:258) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:207) ~[graylog.jar:?]
    at com.google.inject.internal.DefaultConstructionProxyFactory.create(DefaultConstructionProxyFactory.java:49) ~[graylog.jar:?]
    at com.google.inject.internal.ProxyFactory.create(ProxyFactory.java:156) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.createConstructor(ConstructorInjectorStore.java:92) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.access$000(ConstructorInjectorStore.java:29) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:37) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:33) ~[graylog.jar:?]
    at com.google.inject.internal.FailableCache$1.load(FailableCache.java:40) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3529) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2278) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2155) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2045) ~[graylog.jar:?]
    ... 17 more
Caused by: java.lang.ExceptionInInitializerError
    at com.google.inject.internal.cglib.core.$DuplicatesPredicate.evaluate(DuplicatesPredicate.java:104) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$CollectionUtils.filter(CollectionUtils.java:52) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClassEmitter.<init>(FastClassEmitter.java:69) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClass$Generator.generateClass(FastClass.java:77) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$DefaultGeneratorStrategy.generate(DefaultGeneratorStrategy.java:25) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.generate(AbstractClassGenerator.java:329) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:93) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:91) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache$2.call(LoadingCache.java:54) ~[graylog.jar:?]
    at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.createEntry(LoadingCache.java:61) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.get(LoadingCache.java:34) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:116) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.create(AbstractClassGenerator.java:291) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClass$Generator.create(FastClass.java:65) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:258) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:207) ~[graylog.jar:?]
    at com.google.inject.internal.DefaultConstructionProxyFactory.create(DefaultConstructionProxyFactory.java:49) ~[graylog.jar:?]
    at com.google.inject.internal.ProxyFactory.create(ProxyFactory.java:156) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.createConstructor(ConstructorInjectorStore.java:92) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.access$000(ConstructorInjectorStore.java:29) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:37) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:33) ~[graylog.jar:?]
    at com.google.inject.internal.FailableCache$1.load(FailableCache.java:40) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3529) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2278) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2155) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2045) ~[graylog.jar:?]
    ... 17 more
Caused by: com.google.inject.internal.cglib.core.$CodeGenerationException: java.lang.reflect.InaccessibleObjectException-->Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) throws java.lang.ClassFormatError accessible: module java.base does not "opens java.lang" to unnamed module @10315254
    at com.google.inject.internal.cglib.core.$ReflectUtils.defineClass(ReflectUtils.java:464) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.generate(AbstractClassGenerator.java:336) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:93) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:91) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache$2.call(LoadingCache.java:54) ~[graylog.jar:?]
    at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.createEntry(LoadingCache.java:61) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.get(LoadingCache.java:34) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:116) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.create(AbstractClassGenerator.java:291) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$KeyFactory$Generator.create(KeyFactory.java:221) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$KeyFactory.create(KeyFactory.java:174) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$KeyFactory.create(KeyFactory.java:157) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$KeyFactory.create(KeyFactory.java:149) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$KeyFactory.create(KeyFactory.java:145) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$MethodWrapper.<clinit>(MethodWrapper.java:23) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$DuplicatesPredicate.evaluate(DuplicatesPredicate.java:104) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$CollectionUtils.filter(CollectionUtils.java:52) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClassEmitter.<init>(FastClassEmitter.java:69) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClass$Generator.generateClass(FastClass.java:77) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$DefaultGeneratorStrategy.generate(DefaultGeneratorStrategy.java:25) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.generate(AbstractClassGenerator.java:329) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:93) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:91) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache$2.call(LoadingCache.java:54) ~[graylog.jar:?]
    at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.createEntry(LoadingCache.java:61) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.get(LoadingCache.java:34) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:116) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.create(AbstractClassGenerator.java:291) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClass$Generator.create(FastClass.java:65) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:258) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:207) ~[graylog.jar:?]
    at com.google.inject.internal.DefaultConstructionProxyFactory.create(DefaultConstructionProxyFactory.java:49) ~[graylog.jar:?]
    at com.google.inject.internal.ProxyFactory.create(ProxyFactory.java:156) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.createConstructor(ConstructorInjectorStore.java:92) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.access$000(ConstructorInjectorStore.java:29) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:37) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:33) ~[graylog.jar:?]
    at com.google.inject.internal.FailableCache$1.load(FailableCache.java:40) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3529) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2278) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2155) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2045) ~[graylog.jar:?]
    ... 17 more
Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) throws java.lang.ClassFormatError accessible: module java.base does not "opens java.lang" to unnamed module @10315254
    at java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:354) ~[?:?]
    at java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:297) ~[?:?]
    at java.lang.reflect.Method.checkCanSetAccessible(Method.java:199) ~[?:?]
    at java.lang.reflect.Method.setAccessible(Method.java:193) ~[?:?]
    at com.google.inject.internal.cglib.core.$ReflectUtils$1.run(ReflectUtils.java:61) ~[graylog.jar:?]
    at java.security.AccessController.doPrivileged(AccessController.java:569) ~[?:?]
    at com.google.inject.internal.cglib.core.$ReflectUtils.<clinit>(ReflectUtils.java:52) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClassEmitter.<init>(FastClassEmitter.java:67) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClass$Generator.generateClass(FastClass.java:77) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$DefaultGeneratorStrategy.generate(DefaultGeneratorStrategy.java:25) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.generate(AbstractClassGenerator.java:329) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:93) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:91) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache$2.call(LoadingCache.java:54) ~[graylog.jar:?]
    at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.createEntry(LoadingCache.java:61) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.internal.$LoadingCache.get(LoadingCache.java:34) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:116) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.core.$AbstractClassGenerator.create(AbstractClassGenerator.java:291) ~[graylog.jar:?]
    at com.google.inject.internal.cglib.reflect.$FastClass$Generator.create(FastClass.java:65) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:258) ~[graylog.jar:?]
    at com.google.inject.internal.BytecodeGen.newFastClassForMember(BytecodeGen.java:207) ~[graylog.jar:?]
    at com.google.inject.internal.DefaultConstructionProxyFactory.create(DefaultConstructionProxyFactory.java:49) ~[graylog.jar:?]
    at com.google.inject.internal.ProxyFactory.create(ProxyFactory.java:156) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.createConstructor(ConstructorInjectorStore.java:92) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore.access$000(ConstructorInjectorStore.java:29) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:37) ~[graylog.jar:?]
    at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:33) ~[graylog.jar:?]
    at com.google.inject.internal.FailableCache$1.load(FailableCache.java:40) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3529) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2278) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2155) ~[graylog.jar:?]
    at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2045) ~[graylog.jar:?]
    ... 17 more
2021-10-23T15:13:39.764+03:00 ERROR [CmdLineTool] Injector could not be created, exiting! (Please include the previous error messages in bug reports.)

The content of /etc/graylog/server/server.conf (comments removed):

is_master = True
node_id_file = /etc/graylog/server/node-id
password_secret = RPGAmtkheVukBFhSANMoY0L9FEzYTTVhWzPDmhCVFW9l26IG2Hn5FXtZ2lkWwKAKos5Pz9bDDb5mLtnWf3Cpbyux9xZNEzPt
root_username = admin
root_password_sha2 = 698f4900fa6a5ef2c6044b56ab789503e432a420e5a9ha93d0f98dd8510bdeco
root_email =
root_timezone = UTC
bin_dir = /usr/share/graylog-server/bin
data_dir = /graylog_data/graylog
plugin_dir = /usr/share/graylog-server/plugin
http_bind_address = 0.0.0.0:9000
http_publish_uri = http://10.176.35.94:9000/
http_external_uri = http://10.176.35.100:9000/
http_enable_cors = True
http_enable_gzip = True
http_max_header_size = 8192
http_thread_pool_size = 16
http_enable_tls = False
elasticsearch_hosts = http://10.176.35.91:9200,http://10.176.35.92:9200,http://10.176.35.93:9200,
elasticsearch_socket_timeout = 60s
elasticsearch_max_total_connections = 20
elasticsearch_max_total_connections_per_route = 2
elasticsearch_max_retries = 2
elasticsearch_discovery_enabled = False
elasticsearch_discovery_frequency = 30s
elasticsearch_compression_enabled = False
rotation_strategy = count
elasticsearch_max_docs_per_index = 20000000
elasticsearch_max_size_per_index = 1073741824
elasticsearch_max_time_per_index = 1d
elasticsearch_disable_version_check = True
no_retention = False
elasticsearch_max_number_of_indices = 20
retention_strategy = delete
elasticsearch_shards = 4
elasticsearch_replicas = 0
elasticsearch_index_prefix = graylog
elasticsearch_template_name = graylog-internal
allow_leading_wildcard_searches = False
allow_highlighting = False
elasticsearch_analyzer = standard
elasticsearch_request_timeout = 1m
elasticsearch_index_optimization_timeout = 1h
elasticsearch_index_optimization_jobs = 20
index_ranges_cleanup_interval = 1h
index_field_type_periodical_interval = 1h
output_batch_size = 500
output_flush_interval = 1
output_fault_count_threshold = 5
output_fault_penalty_seconds = 30
processbuffer_processors = 5
outputbuffer_processors = 3
outputbuffer_processor_keep_alive_time = 5000
outputbuffer_processor_threads_core_pool_size = 3
outputbuffer_processor_threads_max_pool_size = 30
udp_recvbuffer_sizes = 1048576
processor_wait_strategy = blocking
ring_size = 65536
inputbuffer_ring_size = 65536
inputbuffer_processors = 2
inputbuffer_wait_strategy = blocking
message_journal_enabled = True
message_journal_dir = /var/lib/graylog-server/journal
message_journal_max_age = 12h
message_journal_max_size = 5gb
message_journal_flush_age = 1m
message_journal_flush_interval = 1000000
message_journal_segment_age = 1h
message_journal_segment_size = 100mb
async_eventbus_processors = 2
lb_recognition_period_seconds = 3
lb_throttle_threshold_percentage = 95
stream_processing_timeout = 2000
stream_processing_max_faults = 3
alert_check_interval = 60
output_module_timeout = 10000
stale_master_timeout = 2000
shutdown_timeout = 30000
mongodb_uri = mongodb://127.0.0.1:27017/graylog
mongodb_max_connections = 100
mongodb_threads_allowed_to_block_multiplier = 5
transport_email_enabled = False
transport_email_hostname =
transport_email_port = 587
transport_email_use_auth = True
transport_email_auth_username =
transport_email_auth_password =
transport_email_subject_prefix = [graylog]
transport_email_from_email =
transport_email_use_tls = True
transport_email_web_interface_url =
http_connect_timeout = 5s
http_read_timeout = 10s
http_write_timeout = 10s
disable_index_optimization = True
index_optimization_max_num_segments = 1
gc_warning_threshold = 1s
ldap_connection_timeout = 2000
disable_sigar = False
dashboard_widget_default_cache_time = 10s
proxied_requests_thread_pool_size = 32

Please let me know how could I fix this. Any help is highly appreciated.

Score:0
us flag

Fixed it by checking and installing correct Java version with lean_delivery.java ansible role (var java_major_version: 8)

mangohost

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