DEPR: Dropping of silent columns in NDFrame.agg with list-like func

Author: rhshadrach

doc/source/whatsnew/v1.4.0.rst

@@ -337,7 +337,7 @@ Other Deprecations
 - Deprecated the ``squeeze`` argument to :meth:`read_csv`, :meth:`read_table`, and :meth:`read_excel`. Users should squeeze the DataFrame afterwards with ``.squeeze("columns")`` instead. (:issue:`43242`)
 - Deprecated the ``index`` argument to :class:`SparseArray` construction (:issue:`23089`)
 - Deprecated :meth:`.Rolling.validate`, :meth:`.Expanding.validate`, and :meth:`.ExponentialMovingWindow.validate` (:issue:`43665`)
-- Deprecated silent dropping of columns that raised a ``TypeError`` or ``DataError`` in :class:`Series.aggregate` and :class:`DataFrame.aggregate` when used with a list (:issue:``)
+- Deprecated silent dropping of columns that raised a ``TypeError`` or ``DataError`` in :class:`Series.aggregate` and :class:`DataFrame.aggregate` when used with a list (:issue:`43740`)
 
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