Message type: E = Error
Message class:  OIJ_EL - OIL TSW: Messages for TSW Execution Layer 
Message number: 747
Message text: Copy error from &1 to &2: Loss of data source = &3 target = &4
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The SAP error message OIJ_EL747 indicates a copy error during a data transfer process, specifically when there is a loss of data from a source to a target. This error typically occurs in the context of SAP Oil and Gas (OIJ) applications, where data is being copied or transferred between different entities or structures.
Cause: The error message OIJ_EL747 can be caused by several factors, including: Data Inconsistency: There may be inconsistencies in the data between the source and target systems, leading to a failure in the copy process. Missing Data: The source data may be incomplete or missing required fields that are necessary for the target structure.
Configuration Issues: Incorrect configuration settings in the data transfer process can lead to errors during the copy operation. Authorization Issues: Lack of proper authorizations for the user or process attempting to perform the copy operation can result in this error. Technical Issues: There may be underlying technical issues, such
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