Message type: E = Error
Message class:  SV - View Maintenance: Customize Messages 
Message number: 810
Message text: View &1 is more than 1000 characters long.
The total length of the key fields and text fields in view &V1& is
longer than 1000 characters.
The standard F4 help can display lists up to a length of 1000
characters only.
Only the key fields are displayed in the F4 list.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message SV810 indicates that a view (in this case, referred to as &1) exceeds the maximum allowed length of 1000 characters. This typically occurs when you are trying to create or modify a view in the SAP system, and the definition of that view (which may include fields, joins, or other elements) is too lengthy.
Cause: View Definition Length: The view definition, including all fields and joins, exceeds the 1000-character limit imposed by SAP. Complexity of the View: The view may be overly complex, with too many fields or joins that contribute to the length of the definition.
Solution: Simplify the View: Review the view definition and try to simplify it. This may involve: Reducing the number of fields included in the view. Removing unnecessary joins or calculations. Splitting the view into multiple smaller views if possible. Use of Subviews: If the view is too complex, consider creating subviews that can be combined later. This can
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