Can it be the error is repeated called once the temp directory or something fills up for EACH LINE to be written? https://searchfox.org/comm-central/source/mailnews/local/src/Pop3Client.jsm#1174 I also wonder if the write in this._sink.incorporateWrite(line, line.length); is buffered.
Bug 1788580 Comment 6 Edit History
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Can it be the error is repeatedly called once the temp directory or something fills up for EACH LINE to be written? https://searchfox.org/comm-central/source/mailnews/local/src/Pop3Client.jsm#1174 I also wonder if the write in this._sink.incorporateWrite(line, line.length); is buffered.