Message type: E = Error
Message class: UACC - Message Class for Concurrent Costing Adapter
Message number: 030
Message text: Tables with key fields have different lengths
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UACC030
- Tables with key fields have different lengths ?The SAP error message UACC030, which states "Tables with key fields have different lengths," typically occurs when there is a mismatch in the lengths of key fields between two or more database tables that are being used in a join or a similar operation. This can happen in various scenarios, such as when defining a view, creating a join in a query, or during data processing where multiple tables are involved.
Cause: Mismatched Key Field Lengths: The primary cause of this error is that the key fields in the tables being joined or compared have different data types or lengths. For example, if one table has a key field defined as CHAR(10) and another as CHAR(20), this discrepancy can lead to the error. Data Type Differences: Even if the lengths are the same, differences in data types (e.g., CHAR vs. VARCHAR) can also trigger this error. Changes in Table Structure: If the structure of
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