locked UDP Error


JTAlert 2.50.1 crashes on startup so I went back to JTAlert 2.16.16  which had been running.  But now I get a UDP communication error with the Windows firewall turned off.  How can I fix this?

Error message.....
Unable to communicate with the WSJT-X process.
  UDP Port : 2237
  IP Address :
  Values read from WSJT-X config file...
    C:\Users\kz6os\AppData\Local\WSJT-X - FlexA\WSJT-X - FlexA.ini

WSJT-X Detected Instance...
  Process Window Title : WSJT-X - FlexA   v2.3.1   by K1JT, G4WJS, and K9AN
  Process Command Line :

Decode alerts and logging will be unavailable until corrected.

Logan, KE7AZ

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