App connects to the server but devices always offline

[Gunner]

Moved all this to your own topic.

@Luigi_Puntaloro

what should be changed?

As stated…

@Gunner

All the sketches now need to use port 8080

@Luigi_Puntaloro

the new library does not have references inside?

As documented via announcement topic…

New Blynk Library v0.5.1 is Released (important for local server owners)

In this release New hardware support: TI CC3220 (Energia IDE) General improvements Blynk switched to using port 80 by default. Certificates added for easier switching from Blynk Cloud to Let’s Encrypt Add setMin & setMax to widgets Bugfixes: Fix pinMode command Fix ESP32 WiFi credentials provisioning PlatformIO, Particle, ARM mbed and OpenWRT packages have been updated accordingly. Full list of supported hardware is available here NOTE: if you have local server and uploa…