https://community.cloudera.com/t5/Support-Questions/Drill-in-Nifi-DBCPConnectionPool-1-5-0-error-failed-to/m-p/222838#M184704 <P><STRONG>07:24:56 UTC</STRONG></P><P><STRONG>WARNING</STRONG></P><P><U>eec752d9-0163-1000-0000-0000293632ce</U></P><P><STRONG>pas01nod02.internsg.net:9093</STRONG></P><P>ExecuteSQL[id=eec752d9-0163-1000-0000-0000293632ce] Processor Administratively Yielded for 1 sec due to processing failure</P><P><STRONG>07:24:56 UTC</STRONG></P><P><STRONG>ERROR</STRONG></P><P><U>eec752d9-0163-1000-0000-0000293632ce</U></P><P><STRONG>pas01nod03.internsg.net:9093</STRONG></P><P>ExecuteSQL[id=eec752d9-0163-1000-0000-0000293632ce] ExecuteSQL[id=eec752d9-0163-1000-0000-0000293632ce] failed to process session due to java.lang.IllegalStateException: Cannot invoke method public abstract java.sql.Connection org.apache.nifi.dbcp.DBCPService.getConnection() throws org.apache.nifi.processor.exception.ProcessException on Controller Service with identifier 0723417c-1d9b-1340-0000-00005b696e28 because the Controller Service is disabled: Cannot invoke method public abstract java.sql.Connection org.apache.nifi.dbcp.DBCPService.getConnection() throws org.apache.nifi.processor.exception.ProcessException on Controller Service with identifier 0723417c-1d9b-1340-0000-00005b696e28 because the Controller Service is disabled</P><P><STRONG>07:24:56 UTC</STRONG></P><P><STRONG>WARNING</STRONG></P><P><U>eec752d9-0163-1000-0000-0000293632ce</U></P><P><STRONG>pas01nod03.internsg.net:9093</STRONG></P><P>ExecuteSQL[id=eec752d9-0163-1000-0000-0000293632ce] Processor Administratively Yielded for 1 sec due to processing failure</P><P><STRONG>07:25:05 UTC</STRONG></P><P><STRONG>ERROR</STRONG></P><P><U>0723417c-1d9b-1340-0000-00005b696e28</U></P><P><STRONG>pas01nod01.internsg.net:9093</STRONG></P><P>DBCPConnectionPool[id=0723417c-1d9b-1340-0000-00005b696e28] Failed to invoke @OnEnabled method due to org.apache.nifi.reporting.InitializationException: Can't load Database Driver: Can't load Database Driver</P><P><STRONG>07:25:05 UTC</STRONG></P><P><STRONG>ERROR</STRONG></P><P><U>0723417c-1d9b-1340-0000-00005b696e28</U></P><P><STRONG>pas01nod02.internsg.net:9093</STRONG></P><P>DBCPConnectionPool[id=0723417c-1d9b-1340-0000-00005b696e28] Failed to invoke @OnEnabled method due to org.apache.nifi.reporting.InitializationException: Can't load Database Driver: Can't load Database Driver</P><P><STRONG>07:25:05 UTC</STRONG></P><P><STRONG>ERROR</STRONG></P><P><U>0723417c-1d9b-1340-0000-00005b696e28</U></P><P><STRONG>pas01nod03.internsg.net:9093</STRONG></P><P>DBCPConnectionPool[id=0723417c-1d9b-1340-0000-00005b696e28] Failed to invoke @OnEnabled method due to org.apache.nifi.reporting.InitializationException: Can't load Database Driver: Can't load Database Driver</P><P><STRONG>07:25:35 UTC</STRONG></P><P><STRONG>ERROR</STRONG></P><P><U>0723417c-1d9b-1340-0000-00005b696e28</U></P><P><STRONG>pas01nod03.internsg.net:9093</STRONG></P><P>DBCPConnectionPool[id=0723417c-1d9b-1340-0000-00005b696e28] Failed to invoke @OnEnabled method due to org.apache.nifi.reporting.InitializationException: Can't load Database Driver: Can't load Database Driver</P><P><STRONG>07:25:35 UTC</STRONG></P><P><STRONG>ERROR</STRONG></P><P><U>0723417c-1d9b-1340-0000-00005b696e28</U></P><P><STRONG>pas01nod03.internsg.net:9093</STRONG></P><P>DBCPConnectionPool[id=0723417c-1d9b-1340-0000-00005b696e28] Failed to invoke @OnEnabled method due to org.apache.nifi.reporting.InitializationException: Can't load Database Driver: Can't load Database Driver</P><P><A href="https://community.cloudera.com/legacyfs/online/attachments/77776-logs-nifi.txt">logs-nifi.txt</A></P> Wed, 20 Jun 2018 14:28:42 GMT marynowskixtoma 2018-06-20T14:28:42Z