Message type: E = Error
Message class:  EZ - Print workbench 
Message number: 374
Message text: 1:1 Level &1 was deleted
You have cut a 1:1 level from the form hierarchy. This can now be
inserted again in a suitable place, that is, at a point where the form
level corresponds to this 1:1 level.
You are required to perform another function.
Position the cursor and choose <ZH>Insert</>.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message EZ374 "1:1 Level &1 was deleted" typically indicates that a specific level in a hierarchical structure (such as a hierarchy for a characteristic in a report or a master data object) has been deleted. This can occur in various contexts, such as when working with InfoObjects in SAP BW (Business Warehouse) or when dealing with master data in other SAP modules.
Cause: Deletion of Hierarchy Level: The most common cause is that a hierarchy level that was previously defined has been deleted, which can lead to inconsistencies in reports or data processing that rely on that hierarchy. Data Model Changes: Changes in the data model, such as modifications to InfoObjects or characteristics, can also lead to this error if the deleted level was part of a structure that is still being referenced. Transport Issues: If changes were transported from one system to another (e.g., from development to production), and the
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