'relay' was not declared in this scope

[PeteKnight]

As @Adam_Baker has three active topics about the same project, I’m locking this one and one other, and asking that all future posts about this project are made ion the following topic:

Trying to operate relay based off 2 Virtual pins and RFID

The problem I’ve come across is that I can seem to only either be reading the RFID values, or the virtual pins, however my intention is to have both together in my if ( pinValue0 == 1 && pinValue4 ==1 && RFIDflag == 1) or something along those lines. #include <MFRC522.h> #define BLYNK_PRINT Serial #include <ESP8266WiFi.h> #include <BlynkSimpleEsp8266.h> char auth[] = "g-zo8C8skr7RglPQneF7IlGRWVKscg2w"; char ssid[] = "75fennellwest"; char pass[] = "fennellhouse75"; int relay = 5; int pinValue0=…

Pete.