Message type: E = Error
Message class: AH - IS-U billing (master data)
Message number: 843
Message text: Internal: Change to time category not allowed
The time category for the steps with the specified partial key has
changed in internal table IOPER.
<DS:DE.CSNO>Schema step during billing</> &V1&
Number of operand &V2&
Operand &V3&
This causes an error during price block adjustment in function module
ISU_PRICE_ZONES_ADJUST.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
INCLUDE ISU_SAP OBJECT DOKU ID TX
Specify the partial key in your message.
Error message extract from SAP system. Copyright SAP SE.
AH843
- Internal: Change to time category not allowed ?The SAP error message AH843 ("Internal: Change to time category not allowed") typically occurs in the context of time management or time recording in SAP systems, particularly when dealing with time evaluation or time-related infotypes. This error indicates that there is an attempt to change the time category of a time entry that is not permitted due to the system's internal logic or configuration. Causes: Incorrect Time Category Change: The user may be trying to change a time entry's category (e.g., from "working time" to "absence") in a way that is not allowed by the system.
Configuration Issues: The configuration settings in the SAP system may not allow for certain changes to be made to time categories. Data Consistency: The system may have detected that changing the time category would lead to inconsistencies in the time data or violate business rules. Locked Entries: The time entry may be locked for editing due to ongoing processes,
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