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In addition, here is a information-packed article from SAP.info that explains how to find a BAPI.

Understanding BAPI development

This section will help you to understand BAPI conventions and to learn the rules and tools for BAPI programming. The following describe BAOI methods, standardized conventions and development tools.

• BAPI conventions
• Enhancements to released BAPIs
• Programming with BAPIs
• Examples of BAPI calls

BAPIs, RFC and IDOCs

Learn more about BAPIs, RFCs and IDOCs and how they work together. This section will help you to understand how RFCs relate to BAPIs.

A BAPI is a business object. An RFC is functional code. IDOCs OR intermediate documents are standard data structures for electronic data interchange (EDI) between application programs. IDocs are used for asynchronous transactions: each IDoc generated exists as a self-contained text file that can then be transmitted to the requesting workstation without connecting to the central database.

Included here is expert advice from SearchSAP.com:

• Clarifying BAPIs, IDocs and Partners
• BAPIs vs. IDocs
• BAPIs vs. IDocs tip
• Difference between BAPI and RFC
• Will the BAPI function names change?

BAPIs, Java and JCo

If you're a Java programmer you'll need to understand how to call BAPIs using JCo. This section explains how to use the SAP Java Connector.

• Calling BAPIs through JCo
• Why build a custom JCo repository?(tip)
• Developing Applications with the "SAP Java Connector"(PDF)
• Introduction to SAP Java Connector (JCo) Client Programming (webcast)

• A Brief Introduction to the JCo Server
• How can I get a JCo list of supported BAPIs?
• Talk to SAP with JCo

BAPI Errors

Learn about some common BAPI errors and their solutions.

• BapiGetOpenItems error
• BAPIs with bad return codes
• Checking if a BAPI call is successful

BAPI chat

Here are answers to frequentl BAPI questions, along with an interview with a BAPI expert.

• FAQ's -BAPIs and integration
• Interview with Mr. SAP, Thomas Schuessler

• BAPI return code
• Transforming BAPI XML output into HTML using XSL
• BAPI_ENTRYSHEET_RELEASE
• BAPI_GOODSMVT_CREATE
• BAPI_MATERIAL_SAVEDATA
• BAPI or RFC for payment posting
• Uploading Appraisals into SAP using BAPI

BAPI Quick tips

Use these techniques and tips from BAPI programmers to fix and handle some of your difficult BAPI problems. Understand what is meant by asynchronous and synchronous BAPIs, learn about BAPI COMMIT and messaging.

• R/3 Reporting through BAPIs
• The difference between Asynchronous and Synchronous BAPIs
• ALE/BAPI Messaging (PDF)
• Standard vs. homemade BAPIs
• BAPI to retrieve "Check Values"
• Using the SAP Password BAPIs

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