I am running logstash 7.0 on Windows 7 with below configuration
SQL Server 2008 R2 (Remote)
jdbc verson 6.0.
I have also used jdbc 4.0 same error is received.
java version "1.8.0_211"
Java(TM) SE Runtime Environment (build 1.8.0_211-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.211-b12, mixed mode)
E:/Logging/logstash-7.0.0/vendor/bundle/jruby/2.5.0/gems/logstash-input-jdbc-4.3.13/lib/logstash/plugin_mixins/jdbc/jdbc.rb:221:in execute_statement' E:/Logging/logstash-7.0.0/vendor/bundle/jruby/2.5.0/gems/logstash-input-jdbc-4.3.13/lib/logstash/inputs/jdbc.rb:277:in
execute_query'
E:/Logging/logstash-7.0.0/vendor/bundle/jruby/2.5.0/gems/logstash-input-jdbc-4.3.13/lib/logstash/inputs/jdbc.rb:263:in run' E:/Logging/logstash-7.0.0/logstash-core/lib/logstash/java_pipeline.rb:297:in
inputworker'
E:/Logging/logstash-7.0.0/logstash-core/lib/logstash/java_pipeline.rb:290:in block in start_input' [2019-05-03T16:05:04,296][WARN ][logstash.runner ] SIGINT received. Shutting down. [2019-05-03T16:05:04,470][ERROR][logstash.inputs.jdbc ] Failed to load sqljdbc42.jar {:exception=>#<TypeError: failed to coerce jdk.internal.loader.ClassLoaders$AppClassLoader to java.net.URLClassLoader>} [2019-05-03T16:05:04,474][ERROR][logstash.javapipeline ] A plugin had an unrecoverable error. Will restart this plugin. Pipeline_id:main Plugin: <LogStash::Inputs::Jdbc jdbc_user=>"nil", statement=>"SELECT * FROM Table", jdbc_driver_library=>"sqljdbc42.jar", jdbc_connection_string=>"jdbc:sqlserver://server\\instance:1433;database=database;integratedSecurity=true", id=>"cfbecab99275f6f092994137c5b73e129c04590230b5f432bc56802110950dea", jdbc_driver_class=>"com.microsoft.sqlserver.jdbc.SQLServerDriver", enable_metric=>true, codec=><LogStash::Codecs::Plain id=>"plain_20a20956-de89-44ac-b243-70063a80d6a0", enable_metric=>true, charset=>"UTF-8">, jdbc_paging_enabled=>false, jdbc_page_size=>100000, jdbc_validate_connection=>false, jdbc_validation_timeout=>3600, jdbc_pool_timeout=>5, sql_log_level=>"info", connection_retry_attempts=>1, connection_retry_attempts_wait_time=>0.5, parameters=>{"sql_last_value"=>1970-01-01 00:00:00 UTC}, last_run_metadata_path=>"C:\\Users\\username/.logstash_jdbc_last_run", use_column_value=>false, tracking_column_type=>"numeric", clean_run=>false, record_last_run=>true, lowercase_column_names=>true> **Error: com.microsoft.sqlserver.jdbc.SQLServerDriver not loaded. Are you sure you've included the correct jdbc driver in :jdbc_driver_library? Exception: LogStash::ConfigurationError** Stack: E:/Logging/logstash-7.0.0/vendor/bundle/jruby/2.5.0/gems/logstash-input-jdbc-4.3.13/lib/logstash/plugin_mixins/jdbc/jdbc.rb:163:in
open_jdbc_connection'