The standard SAP Transaction code ST22 compiles the ABAP Dumps occured in the SAP System. In this article, I will detail the Top 18 most common ABAP Dumbs in ST22. It may help through troubleshooting as the first step. Second, you can search for, if exists a SAP Note which can correct the issue or ask SAP for help.
This GW Troubleshooting Guide for SAP Netweaver Gateway will guide through to resolve and understand issue occurs in SAP Gateway Service Call.
First We will detail the keys points to investigate errors in SAP Gateway. Then you will find the Guide in PDF format.
SAP SRM Confirmation Troubleshooting covers some main SAP Supply Relationship Management Confirmation process/ functionnalities and how to resolve the common SRM Confirmation issue.