OPSN is a SAP tcode coming under SRM module and BBPCRM component. View some details about OPSN tcode in SAP.
- OPSN tcode used for : Edit PS substitution rules in SAP
- Module : SRM-EBP (Enterprise Buyer)
- Parent Module : SRM (Supplier Relationship Management)
- Package : CN (R/3 Application development: PS Basic data)
- ABAP Program : SAPLCNGX

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Definitions
What is SAP ?SAP is the short form of Systems, Applications & Products in Data Processing. It is one of the largest business process related software. This software focused on business processes on ERP & CRM.
What is transaction code in SAP?Transaction code shortly known as tcode, is a shortcut code to access different functional areas in SAP. It avoid users from long menu path to reach a report. Instead of that users can type the corresponding transaction code and press enter, the corresponding SAP page will load. It’s a good practice to remember or note down the transaction codes that we need to use in our regular work.
OPSN related transaction codes
| Tcode | Note | 
|---|---|
| GGB1 | Substitution Maintenance | 
| GCTA | Transport Rules | 
| OPSN | Edit PS substitution rules | 
| OKOU | Substitution Rules - Internal Orders | 
| GCT0 | Transport of Substitutions | 
| GCT9 | Transport of Validations | 
| GCVZ | Rule Maintenance | 
| GGB0 | Validation Maintenance | 
| GGB3 | Maintain Boolean Class | 
| GGB4 | Analysis tool for valid./subst. | 
| PIQGGB1 | Edit Substitution | 
| WSUBST_CONTAB | Edit Substitution Assignments | 
| WSUBST_WORKLIST | Edit Substitution Worklist | 
| CRMM_PPR_RULES | Execute Partner/Product Range Rules | 
| CACS_APPL_01_BR | Bind Business Rules Data Obj for Val |