oracle.sysman.assistants.util.sqlEngine.SQLFatalErrorException: ORA-12541: TNS:no listener

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ORA-12541: TNS:no listener
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ORA-12541: TNS:no listener
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oracle.sysman.assistants.util.sqlEngine.SQLFatalErrorException: ORA-12541: TNS:no listener
at oracle.sysman.assistants.util.sqlEngine.SQLEngine.executeImpl(
at oracle.sysman.assistants.util.sqlEngine.SQLEngine.executeSql(
at oracle.sysman.emcp.ParamsManager.checkListenerStatusForDBControl(
at oracle.sysman.emcp.EMReposConfig.unlockMGMTAccount(
at oracle.sysman.emcp.EMReposConfig.invoke(
at oracle.sysman.emcp.EMReposConfig.invoke(
at oracle.sysman.emcp.EMConfig.perform(
at oracle.sysman.assistants.dbca.backend.PostDBCreationStep.executeImpl(
at oracle.sysman.assistants.util.step.BasicStep.execute(
at oracle.sysman.assistants.util.step.Step.execute(
at oracle.sysman.assistants.util.step.StepContext$

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