Further reading
You may also want to check out the following:
- Debugger scripting: https://help.sap.com/saphelp_nw70ehp2/helpdata/en/68/c9bbb62be34d2eaac1c5d3ccd2ba48/content.htm?no_cache=true
- ATC: https://help.sap.com/viewer/ba879a6e2ea04d9bb94c7ccd7cdac446/7.51.4/en-US/491aa66f87041903e10000000a42189c.html
- eCatt: https://www.sap.com/documents/2015/07/eac23283-527c-0010-82c7-eda71af511fa.html