Message: Interface of overridden method '<method name>' of interface '<function block name>' doesn't match declaration
Possible error cause: The signature of the method of the first interface does not match the signature of the method in the second interface, which is extended by the first.
Error correction: Align the signatures.
Example of the error:
PROGRAM PLC_PRG VAR xyz : XY2; END_VAR FUNCTION_BLOCK XY METHOD METH1 VAR_INPUT END_VAR FUNCTION_BLOCK XY2 EXTENDS XY METHOD METH1 VAR_INPUT iPar : BOOL; END_VAR --> C00094: Interface of the overridden method METH1 of interface XY doesn't match declaration