The bottom arms of the 
hairpins written in A look like combined slurs, which misled both the copyist and the engraver of FE. The version of EE also results from a misunderstanding of the notation of A, although in this case it was rather the deletion of the abandoned version of bar 102 that contributed to the misunderstanding.
Compare the passage in the sources »
category imprint: Graphic ambiguousness; Differences between sources
issues: Errors in FE, EE inaccuracies, Errors of GC
notation: Slurs