Compiler Warning C0542 Message : Inheritance is not intended for the data type "UNION" <data type name>. Possible error cause : A structured data type ( DUT ) is derived from a UNION by extending with

Compiler Error C0543 Message : The name <keyword> is a reserved keyword in the IEC 1131-3 standard. An error will be issued in future versions. Possible error cause : A reserved keyword was assigned a

Compiler Error C0549 Message : Initialization of the static variable '<variable name>' is not constant, or replaced constants is disabled. . Possible error causes: VAR_STAT and CONSTANT declarations a

Compiler Error C0550 Message : Attribute 'pack_mode' for 'FUNCTION' ( 'METHOD' ) not allowed Possible error causes : Functions or methods which are attributed with the pragma {attribute 'pack_mode' :=

Compiler Error C0554 Message : No explicit calls of '<FB name>' allowed. <value of attribute 'no_explicit_call'> Possible error causes : A function block with the no_explicit_call attribute has been c

Compiler Warning C0555 Message : The string literal <literal> contains characters that cannot be displayed. The project option 'UTF-8 encoding for STRING' could be used. Possible error causes : Input

Compiler Warning C0565 Message : An 'FB_Exit'-Method of a function block or struct needs an input 'bInCopyCode' of type BOOL. Possible cause : The input bInCopyCode of type BOOL is missing. Correction

Compiler Warning C0566 Message : The FB_ReInit method of a function block or struct must have no inputs and a return value of type BOOL. The FB_ReInit will not be called automatically. Possible cause

Compiler Warning C0567 Message : Interface <interface name 1> does not extend __System.IQueryInterface Possible cause : Every interface of an interface library has to extend __System.IQueryInterface .

Compiler Warning C0568 Message : Interface of overridden method '<method name>' of interface '<function block name>' doesn't match declaration Possible cause : The signature of the method of the first