Issues : Omission of current key accidentals

b. 42

composition: Op. 25 No 6, Etude in G♯ minor

..

The natural lowering a1 to a1 is only in GE and EE3. It is a patent, characteristic for Chopin inaccuracy of notation, rightly revised in GE and EE3.
In all sources there is a superfluous  before d1 in the 1st chord in the bar.

category imprint: Interpretations within context; Differences between sources

issues: EE revisions , GE revisions , Omission of current key accidentals