Message type: E = Error
Message class: IST_EBS - Interface Between IS-T and External Billing System
Message number: 311
Message text: Problem in IST_TELNUM_FIND function module
An unexpected error occurred when the function module was called.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Contact your system administrator
Error message extract from SAP system. Copyright SAP SE.
IST_EBS311
- Problem in IST_TELNUM_FIND function module ?The SAP error message IST_EBS311, which indicates a problem in the IST_TELNUM_FIND function module, typically relates to issues with telephone number processing in the SAP system, particularly in the context of the Electronic Bank Statement (EBS) processing.
Cause: Data Issues: The error may arise due to incorrect or missing data in the relevant tables, such as customer or vendor master data where telephone numbers are stored.
Configuration Issues: There may be configuration problems in the EBS settings or in the way telephone numbers are formatted or stored. Function Module Logic: There could be a bug or an issue in the logic of the IST_TELNUM_FIND function module itself, which may not be handling certain cases correctly. Authorization Issues: Sometimes, the user executing the function may not have the necessary authorizations to access certain data.
Solution: Check Data: Verify the telephone numbers in the relevant master data records (customer/vendor) to ensure they are correctly formatted and not missing. Review Configuration:
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