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Rogier 02-05-2020 03:08 PM

HTTPS requests fail using HTTP action
For a while now I've been experiencing problems with HTTPS requests, using the HTTP action in Visual Build Pro 9 (using the latest v9.7 from January 10, 2019).

See a minimal example .bld here:

This dummy project retrieves through a normal GET request and logs the result. Works fine.

However, now instead I try to retrieve (note the https) by changing the Protocol in the Security tab of the HTTP step into anything but None.

It always fails:


Connecting to HTTPS server '' on port 443
Error connecting to HTTP server: Unable to establish security context for this session
Doesn't matter whether I select TLS 1.2, or TLS, or SSL, or PCT, or "SSL, TLS, or PCT". Also enabling the "Fallback to insecure ciphers" option (where applicable) makes no difference.

I'm using the just as a reference URL, it seems to fail on any HTTPS request.

Am I doing something wrong, or what can be causing this?

kinook 02-05-2020 11:12 PM

I wasn't able to reproduce this behavior in v9.7 or v10.1. Your sample worked in my tests for all options except SSL, and I also tested successfully with and

You might try with the latest version, and if that doesn't help, send the info from

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