Compiler Error C0080

Message: Function block '<function block name>' must be instantiated to be accessed

Possible error cause: Missing function Block Instantiation.

Error correction: Instantiate the function block.

Example of the error:

PROGRAM MAIN
VAR
END_VAR

FB();


FUNCTION_BLOCK FB
VAR
END_VAR

Message:

C0080: Function block 'FB' must be instantiated to be accessed

Error correction:

VAR
    inst : FB;
END_VAR
inst();