Hi, I’m Syed Anwar Ahmed
Oracle Apps DBA · 11 Years of Production Experience
I write practical, real-world guides on Oracle Database and E-Business Suite — troubleshooting tips, DBA best practices, and solutions drawn from over a decade of hands-on production experience.
About Me
I’m an Oracle Apps DBA with 11 years of experience working in production environments. My expertise covers Oracle E-Business Suite (EBS), Oracle Database administration, performance tuning, patching, and real-world troubleshooting. This blog is where I document solutions to problems I’ve encountered on the job — so you don’t have to spend hours searching for answers I’ve already found.
Latest Posts
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Oracle EBS WebLogic: Troubleshooting Security:090220 Rule 2 Connection Rejection
You receive a call: WebLogic requests are being rejected. The error appears in the logs: At first, you might start checking WebLogic authentication, AdminServer credentials, or database connectivity. Don’t start…
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Troubleshooting Oracle EBS R12.1 txkCfgUtlfileDir.pl: APPS Lockouts, Missing AppsUtil JRE & UTL_FILE_DIR Synchronization
Alhamdulillah. Introduction While working on an Oracle E-Business Suite R12.1 environment running on Oracle Database 19c, I encountered a failure while configuring the database-side UTL_FILE_DIR replacement using txkCfgUtlfileDir.pl. The script…
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When OPMN Enters a Restart Loop: Troubleshooting Oracle EBS OC4J Instability on AIX
How I tracked down a cascade of OC4J process crashes and OPMN restart loop failures across application and OS logs, and when to raise an Oracle Support SR.
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Oracle EBS R12.2 Multi-Node Patching in Downtime Mode: Recovering a Failed Slave Node with restart=yes
During a downtime-mode patch on an EBS R12.2 multi-node system, the apply succeeded on the master node but failed on the slave — while ADOP still printed “adop exiting with…
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Oracle EBS R12.2 AutoConfig Template Version Conflict After Patching: How to Preserve Customizations
AutoConfig aborts after patching with “Version Conflicts among development maintained and customized templates encountered”. How to identify which entries are genuine customizations versus old Oracle-shipped content, rebase the custom template…
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