ErrLookup › brettwooldridge/HikariCP
brettwooldridge/HikariCP
光 HikariCP・A solid, high-performance, JDBC connection pool at last. · Java · 49 source files
Analyzed at a4d93f4f85 on 2026-08-14. 41 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Failed to load class | exception | critical | hikaricp, reflection, classloading, configuration, jdbc |
| Invalid transaction isolation value | validation | error | hikaricp, configuration, transaction-isolation, jdbc, validation |
| Failed to read property file | exception | error | hikaricp, configuration, properties-file, io, encoding |
| cannot use driverClassName and dataSourceClassName together. | exception | critical | hikaricp, configuration, spring-boot, datasource, startup |
| connectionTimeout cannot be less than | validation | error | hikaricp, configuration, timeout, connection-pool |
| Failed to copy HikariConfig state | exception | error | hikaricp, reflection, java-modules, jdk-compatibility, internal-api |
| The configuration of the pool is sealed once started. Use… | exception | error | hikaricp, lifecycle, immutability, mxbean, configuration |
| validationTimeout cannot be less than | validation | error | hikaricp, configuration, timeout, connection-pool |
| Failed to load driver class | exception | critical | hikaricp, configuration, jdbc-driver, classpath, classloading |
| Class must be instance of… | validation | error | hikaricp, configuration, metrics, micrometer, dropwizard, type-check |
| dataSource or dataSourceClassName or jdbcUrl is required. | validation | critical | hikaricp, configuration, jdbc-url, startup, spring-boot |
| Failed to instantiate class | exception | critical | hikaricp, configuration, credentials, reflection, classloading |
| cannot use setMetricsTrackerFactory() and… | exception | error | hikaricp, configuration, metrics, micrometer, dropwizard |
| idleTimeout cannot be negative | validation | error | hikaricp, configuration, timeout, connection-pool |
| Class must be an instance of… | validation | error | hikaricp, configuration, health-check, dropwizard, type-check |
| jdbcUrl is required with driverClassName. | validation | critical | hikaricp, configuration, jdbc-url, startup, spring-boot |
| Cannot find property file | validation | error | hikaricp, configuration, properties-file, classpath, resource-loading |
| minimumIdle cannot be negative | validation | error | hikaricp, configuration, connection-pool, pool-size |
| Connection is closed | exception | error | hikaricp, connection, use-after-close, lifecycle |
| maxPoolSize cannot be less than 1 | validation | error | hikaricp, configuration, connection-pool, pool-size |
| cannot use setMetricRegistry() and… | exception | error | hikaricp, configuration, metrics, micrometer, dropwizard |
| poolName cannot contain ':' when used with JMX | validation | error | hikaricp, configuration, jmx, pool-name, monitoring |
| Wrapped connection is not an instance of | exception | error | hikaricp, jdbc, unwrap, proxy-connection |
| MetricRegistry can only be set one time | exception | error | hikaricp, metrics, configuration, lifecycle |
| - Interrupted during connection acquisition | exception | error | hikaricp, concurrency, interruption, connection |
| Wrapped DataSource is not an instance of | exception | error | hikaricp, jdbc, unwrap, reflection |
| Driver claims to not accept jdbcUrl | exception | critical | hikaricp, jdbc, driver, configuration, url |
| Failed to get driver instance for jdbcUrl= | exception | critical | hikaricp, jdbc, driver, classpath, configuration |
| The pool is currently suspended and configured to throw… | exception | warning | hikaricp, suspension, transient, maintenance |
| Property does not exist on target | exception | error | hikaricp, configuration, properties, reflection |
| MetricsTrackerFactory can only be set one time | exception | error | hikaricp, metrics, configuration, lifecycle |
| Could not match unit, got | validation | error | hikaricp, configuration, duration, parsing |
| DataSource returned null unexpectedly | exception | critical | hikaricp, jdbc, custom-datasource, null-contract |
| Wrapped ResultSet is not an instance of | exception | error | hikaricp, jdbc, unwrap, resultset |
| HealthCheckRegistry can only be set one time | exception | error | hikaricp, health-check, configuration, lifecycle |
| Wrapped DatabaseMetaData is not an instance of | exception | error | hikaricp, jdbc, unwrap, metadata |
| JNDI context does not found for dataSourceJNDI | exception | error | hikaricp, jndi, configuration, deployment |
| - is not suspendable | exception | error | hikaricp, pool, suspension, configuration, jmx |
| Unterminated escape sequence in property value | validation | error | hikaricp, properties, escaping, configuration |
| HikariDataSource has been closed. | exception | error | hikaricp, pool, lifecycle, connection |
| Wrapped statement is not an instance of | exception | error | hikaricp, jdbc, unwrap, statement |