- CA-4231: AX2TIA does not handle reference type declarations
- HA-3212: Add verification of AX2TIA restrictions for the use of initial values in FBs, Classes, Structs in AxCode and STC compile. Add error messages for initial values in FB for input, output parameter and static var for FB and UDT member declarations excluding constants.
- HA-3202: Add verification of AX2TIA restrictions in AxCode and STC compile.
- HA-3208: Any dimensions of 'Array of bool' are now supported. 'Array[*] of bool' is still prohibited.
- CA-3803: Four AX simatic libraries cannot be imported into TIA Portal V18.0: simatic-1500-clocks, simatic-1500-communication, simatic-1500-processimage and simatic-1500-distributedio
- HA-3283: Add feedback message in STC-Plugin for use of STRUCTS with relative addressing
- HA-3207: Add feedback message for Parameter instances only allowed in the IN_OUT section of a FB.
- HA-3252: Add feedback message for use of REF_TO Bool in FCs/Methods In-, Out- and Return-Section
- HA-3253: Add feedback message for use of Array as return type of functions and methods
- HA-3284: Add feedback message for use of Access modifier INTERNAL
- HA-3204: Add feedback message for use of Boolean parameter in IN_OUT section of FC/Methods