Err Msg: Unable to Open Port

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Article ID: 181755 - View products that this article applies to.
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When you try to use the Angia Personal Computer Memory Card International Association (PCMCIA) modem, you may receive the following error message:
Unable to open port


This behavior can occur because the software included with the Angia PCMCIA modem alters an entry in the System.ini file.


To resolve this issue, edit the System.ini file to correct the entry that has been altered. To do so, use the following steps:
  1. Click Start, click Run, type sysedit in the Open box, and then click OK.
  2. On the Window menu, click System.ini.
  3. In the [Boot] section of System.ini, edit the "Comm.drv=" line to read:
  4. On the File menu, click Save, and then quit System Configuration Editor.
  5. Restart your computer.


The third-party product discussed in this article is manufactured by a vendor independent of Microsoft; we make no warranty, implied or otherwise, regarding this product's performance or reliability.


Article ID: 181755 - Last Review: June 22, 2014 - Revision: 5.0
Applies to
  • Microsoft Windows 95
kbnosurvey kbarchive kb3rdparty kbenv kberrmsg kbprb KB181755

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