New subject: [Bug 58142] Teraterm 5.4.0 / Serial communication not functional

22 Apr 2025


      http://bugs.winehq.org/show_bug.cgi?id=58142
Bug ID: 58142
           Summary: Teraterm 5.4.0 / Serial communication not functional
           Product: Wine
           Version: 10.5
          Hardware: x86-64
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: -unknown
          Assignee: wine-bugs@winehq.org
          Reporter: janne.kekkonen@gmail.com
      Distribution: ---
tested with wine 10.5-staging
When data is sent to serial port that is opened with TeraTerm, GUI becomes very
sluggish and data received is not shown on the terminal.
When data sending is stopped. Received data is shown and GUI responsivenes
becomes normal.
This behavior seems very similar that is described in bug(s): 57246 and 50591.
Download link:
https://github.com/TeraTermProject/teraterm/releases
Side note:
Wine registry do not have serial port friendly name information. 
Teraterm needs to be started with command line parameter which defines port:
wine ttermpro.exe /C=2
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[Bug 58142] New: Teraterm 5.4.0 / Serial communication not functional