How to resolve DFWorks System Error - TNSLSNR not starting

Operating System: Windows Platform
Database: All Oracle Platform
Configuration: All DFWorks Platform
When the single listener protocol address via LISTERNER.ORA is incorrect (preventing the TNSLSNR from running.

1) Confirm the IP Address of the Oracle Database 
2) Open the listener.ora  on the Database Server via a text editor
     By default, the listener.ora file is located in the $ORACLE_HOME/network/admin directory
3) Update the Host Server Address (via ADRESS_LIST section) should it be incorrect. This should match the IP address of the Database Server. Save the ORA file.

User-added image
4) Now start the Oracle Listener Service

note: Tnslsnr.exe is a process associated with Oracle TNS Listener from Oracle. Leave this process running if you are running an Oracle database and you want other users to connect to it.


Subject: Cannot log into DFWorks Salmon colored System Error screen

Initial Details: called into ERS with log on issue.

UPDATED: April 21, 2017

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