In real-time SAP EWM projects, certain issues occur frequently across both implementation and support. Below are the top common issues, along with their root causes, troubleshooting approach, and solutions.

 1. Inbound Delivery Not Distributed to EWM

Root Cause:

• qRFC queue stuck
• Integration issues between ERP and EWM

Troubleshooting & Fix:

• Check queues in SMQ2 / SMQ1
• Reprocess failed entries
• Verify integration settings and logical systems

 2. Warehouse Task Not Created

Root Cause:

• Missing storage type search sequence
• Incorrect warehouse process type

Troubleshooting & Fix:

• Check configuration in /SCWM/IMG
• Validate product master and storage type determination

3. Warehouse Order Not Created

Root Cause:

• WOCR not properly maintained
• Missing activity area

Troubleshooting & Fix:

• Maintain WOCR correctly
• Assign activity areas and sorting rules

 4. Picking Not Confirmed

Root Cause:

• RF configuration issues
• Auto-confirmation not enabled

Troubleshooting & Fix:

• Check RF framework settings
• Verify confirmation control

5. Stock Not Visible After Goods Receipt

Root Cause:

• GR posted in ERP but not updated in EWM
• Queue or document flow issue

Troubleshooting & Fix:

• Check /SCWM/MON
• Verify document flow and queues

6. Negative Stock in EWM

Root Cause:

• Incorrect goods movements
• Timing mismatch between systems

Troubleshooting & Fix:

• Analyze stock using /SCWM/MON
• Perform stock correction or physical inventory

7. qRFC Queue Errors

Root Cause:

• High system load
• Failed integration messages

Troubleshooting & Fix:

• Monitor SMQ2 regularly
• Reprocess queues and check error logs

8. PPF Actions Not Triggering

Root Cause:

• Missing condition records
• Incorrect action configuration

Troubleshooting & Fix:

• Check action profiles
• Debug PPF settings

9. Slow Performance During Picking

Root Cause:

• Large warehouse orders
• Inefficient system configuration

Troubleshooting & Fix:

• Optimize warehouse order size
• Improve master data and indexing

10. Stock Differences Between ERP and EWM

Root Cause:

• Failed or incomplete postings
• Data inconsistency

Troubleshooting & Fix:

• Run reconciliation reports
• Perform consistency checks

Best Practices

• Regularly monitor /SCWM/MON, SMQ2, SLG1
• Maintain accurate master data
• Test all configurations before moving to production
• Set up monitoring for queues and errors
• Follow standard warehouse process design

💬 Conclusion

These issues are commonly faced in real-time SAP EWM projects, but with proper monitoring and configuration, they can be quickly identified and resolved.