(in automated reports, the Python version info is sometimes output in multiple lines (on Unix), so we should either remove the newlines in the second column of System Information [3897] or respect the newline by introducing a [[br]] [3898])
Concerning < and > replaced with ( and ) , does that mean that the "<" and ">" in the traceback don't get escaped? I'll check.
Now, back to the topic: I couldn't reproduce the problem… attachments (even with spaces in the file name) seem to work fine for me (attaching, previewing, getting them in plaintext, etc.), can you describe more precisely what operations you were doing?
