Oracle Database Error Solutions & DBA Guide

Unable to Connect to Oracle Database from Windows SQL*Plus Client – Character Set and Oracle Net Troubleshooting 📅 Last Updated: August 2026 This guide explains how to troubleshoot a situation where a Windows SQL*Plus client is unable to establish a reliable connection to an Oracle Database hosted on a Linux server. The article focuses on character-set compatibility, Oracle Net connectivity, NLS configuration, and safe diagnostic procedures. Oracle Database connectivity problems can sometimes be misleading. A connection that hangs, closes unexpectedly, or fails only from a particular client may initially appear to be a network problem. However, the actual cause can be located at several different layers, including Oracle Net, the Oracle client installation, environment variables, NLS configuration, database character-set compatibility, or application-specific settings. This article is based on a real-world Oracle E-Business Suite environment in which a database hos...

Oracle EBS Late Charges Report Prints the Wrong Date – Date Appears One Day Earlier 📅 Last Updated: August 2026 This guide explains how to troubleshoot an Oracle E-Business Suite Receivables issue where the Late Charges Report prints a date that is one day earlier than the expected date. It covers the symptoms, affected environment, possible date/time considerations, diagnosis, and the Oracle patch associated with the original issue. Oracle E-Business Suite Receivables provides several reports for analyzing customer transactions, interest, penalties, and late payment charges. Accurate dates are particularly important for financial reports because even a one-day difference can affect reconciliation, customer statements, accounting analysis, and audit verification. In some Oracle E-Business Suite environments, administrators may encounter a situation where the Late Charges Report displays a date that is earlier than the actual date associated with the transaction...