Related for Eruvin 74:13
מאי קשיא דילמא כי לית ליה לר' שמעון ברירה בדאורייתא אבל בדרבנן אית ליה
while the Sages ruled: His 'erub is not effective.<span class="x" onmousemove="('comment',' Because (cf. previous notes) they do not uphold the principle of bererah. This we have a Tannaitic authority that does not uphold bererah even in a Rabbinic enactment.');"><sup>39</sup></span> But surely, we heard of R'Simeon<span class="x" onmousemove="('comment',' In respect of wine bought from Cutheans (supra 36b, f) .');"><sup>40</sup></span> that he does not uphold bererah, so that a contradiction arise between two rulings of R'Simeon? - The fact is [that the views<span class="x" onmousemove="('comment',' In the last cited Baraitha.');"><sup>41</sup></span> are to be] reversed.<span class="x" onmousemove="('comment',' It is R. Simeon who ruled that the 'erub is not effective.');"><sup>42</sup></span>