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There was an error found for Cirrus Licensing users of SignalPro. This error occurs when attempting to log in for the first time on versions 11.0.10 or older. When logging in for the first time, the user receives this error message:

EDX Wireless Customer Knowledge Base > Unable to login/Error message with Cirrus Licensing: Auth string was empty! > error.jpg

This issue occurs because of the latest Google Chrome update (Version 98). For more information on the Google Chrome update (Version 98): https://arstechnica.com/information-technology/2022/01/new-chrome-security-measure-aims-to-curtail-an-entire-class-of-web-attack/

Fix:

Please download the EDXLogin.dll provided in the link: https://edx.egnyte.com/dl/UqcEV6iIYh
Replace the current EDXLogin.dll in the location C:\Program Files\EDX\SignalPro\Bin.
Try to launch the software again.

This issue is corrected in the latest versions of the software. To request the latest version of SignalPro, please create a support ticket here: https://edxwireless.atlassian.net/servicedesk/customer/portal/2