Hello,
I don't know if it is mysql driver issue or the nifi nar issue.
Could you please help me to understand theses errors ?
2025-06-24 13:33:35,729 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: An illegal reflective access operation has occurred
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Illegal reflective access by org.springframework.cglib.core.ReflectUtils (file:/appl/nifi/nifi-current/work/nar/framework/nifi-framework-nar-1.23.2.nar-unpacked/NAR-INF/bundled-dependencies/spring-core-5.3.29.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain)
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Please consider reporting this to the maintainers of org.springframework.cglib.core.ReflectUtils
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: All illegal access operations will be denied in a future release
2025-06-24 13:49:34,404 ERROR [NiFi logging handler] org.apache.nifi.StdErr Log configuration loaded from default internal file.
2025-06-24 13:49:52,239 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:49:52,666 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:49:53,333 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:49:53,929 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:58:36,457 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: An illegal reflective access operation has occurred
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Illegal reflective access by org.springframework.cglib.core.ReflectUtils (file:/nifi-current/work/nar/framework/nifi-framework-nar-1.23.2.nar-unpacked/NAR-INF/bundled-dependencies/spring-core-5.3.29.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain)
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Please consider reporting this to the maintainers of org.springframework.cglib.core.ReflectUtils
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: All illegal access operations will be denied in a future release
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Illegal reflective access by org.springframework.cglib.core.ReflectUtils (file:/appl/nifi/nifi-current/work/nar/framework/nifi-framework-nar-1.23.2.nar-unpacked/NAR-INF/bundled-dependencies/spring-core-5.3.29.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain)
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Please consider reporting this to the maintainers of org.springframework.cglib.core.ReflectUtils
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
2025-06-24 13:33:35,730 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: All illegal access operations will be denied in a future release
2025-06-24 13:49:34,404 ERROR [NiFi logging handler] org.apache.nifi.StdErr Log configuration loaded from default internal file.
2025-06-24 13:49:52,239 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:49:52,666 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:49:53,333 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:49:53,929 ERROR [NiFi logging handler] org.apache.nifi.StdErr Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2025-06-24 13:58:36,457 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: An illegal reflective access operation has occurred
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Illegal reflective access by org.springframework.cglib.core.ReflectUtils (file:/nifi-current/work/nar/framework/nifi-framework-nar-1.23.2.nar-unpacked/NAR-INF/bundled-dependencies/spring-core-5.3.29.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain)
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Please consider reporting this to the maintainers of org.springframework.cglib.core.ReflectUtils
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
2025-06-24 13:58:36,458 ERROR [NiFi logging handler] org.apache.nifi.StdErr WARNING: All illegal access operations will be denied in a future release
Thanks
Minh
