EAIN is a SAP tcode coming under IS-U module and IS-UT component. View some details about EAIN tcode in SAP.
- EAIN tcode used for : Billing/Invoicing log display in SAP
- Module : IS-U-BI (Contract Billing)
- Parent Module : IS-U (SAP Utilities)
- Package : EE20 (IS-U: Billing)
- ABAP Program : EMAP_LOGIN

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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.
EAIN related transaction codes
| Tcode | Note |
|---|---|
| EABI | Billing/Invoicing log display |
| EAIN | Billing/Invoicing log display |
| EA11 | Budget Billing Invoicing |
| OCNPQ1 | Customizing Invoicing Plan PS |
| FKKINVDOC_DISP | Display Invoicing Document |
| CRMV_IU_BIDOC_PR | Define Profile for Billing Documents |
| 0CJBQ1 | Customizing Billing Plan Ps |
| FKKINVDOC_NUM | Number Range for Invoicing Documents |
| FKKINV_BW_MA | BW Extraction of Invoicing Documents |
| FKKINV_COL_M | Create Mass Collective Invoicing |
| FKKINV_M | Mass Invoicing |
| FKKINV_MA | Invoicing |
| FKKINV_MON | Analysis of Invoicing Orders |
| FKKINV_REV_MA | Invoicing Reversal |
| FKKINV_S | Individual Invoicing |