Search Results task




The WMS_SKIP_TASK_EXCEPTIONS table in Oracle E-Business Suite (EBS) versions 12.1.1 and 12.2.2 is a critical data structure within the Warehouse Management System (WMS) module. It serves as a repository for exceptions that occur when tasks are skipped during warehouse operations, providing visibility into deviations from standard workflow processes. This table is particularly relevant in environments where automated material handling systems (MHS) or manual processes may bypass predefined task sequences due to operational constraints or system overrides.

Table Structure and Key Columns

The WMS_SKIP_TASK_EXCEPTIONS table typically contains the following key columns:
  • TASK_ID: References the original task identifier from WMS_TASKS that was skipped
  • EXCEPTION_CODE: Categorizes the reason for task skipping (e.g., 'EQUIPMENT_FAILURE', 'OPERATOR_OVERRIDE')
  • SKIPPED_BY: Identifies the user or system component that initiated the skip
  • SKIP_TIMESTAMP: Records when the exception occurred
  • WORKFLOW_ID: Links to the affected workflow instance
  • JUSTIFICATION_NOTES: Free-text field for operational explanations
  • RESOLUTION_STATUS: Tracks whether the exception was reviewed/resolved

Functional Context

In WMS implementations, task skipping typically occurs in scenarios such as:
  • Conveyor system jams requiring manual bypass
  • Equipment malfunctions necessitating alternative workflows
  • Priority overrides for urgent shipments
  • System-directed task optimizations that skip redundant steps
The table integrates with several key WMS components:
  • Task Management Engine: Populates exception records when tasks are marked for skipping
  • Exception Management Console: Provides UI for supervisors to review and resolve exceptions
  • Reporting Framework: Supplies data for warehouse performance metrics

Technical Implementation

The table is maintained through:
  • PL/SQL APIs in the INV_TASK_SKIP_PUB package
  • Triggers on the WMS_TASKS table
  • Integration points with the Mobile Supply Chain Application (MSCA) framework
In version 12.2.2, enhancements include:
  • JSON payload support for REST API integrations
  • Additional columns for cloud integration scenarios
  • Improved indexing for real-time analytics

Operational Impact

Proper utilization of this table enables:
  • Audit trails for regulatory compliance (e.g., FDA 21 CFR Part 11)
  • Root cause analysis of warehouse inefficiencies
  • Workflow optimization through exception pattern recognition
  • Service level agreement (SLA) monitoring

Customization Considerations

Common extensions include:
  • Adding custom exception codes via lookup types
  • Integrating with third-party warehouse control systems
  • Developing custom dashboards using BI Publisher
  • Implementing automated resolution workflows
The table's data is typically purged through the INV_WMS_PURGE concurrent program according to retention policies defined in WMS_PARAMETERS.