Known issues from firmware 2023.0 LTS Note: This page lists known issues valid for firmware releases 2023.0 LTS up to 2025.0. For known issues in firmware release 2022.9 and earlier, see Known Issues (previous). For known issues in firmware release 2019.9 and earlier, see the Change Notes for your devices. A… Read More
Introduction This documentation specifies changes of the PLCnext Control firmware and SDK regarding the release 2025.0 that may be relevant to user-generated applications (this content is available for download as a PDF file click to show its hash valueclick to show its hash value40bb6b2c1cfcad83da10ada608b5e0f3). The major change is the non-compliance… Read More
Application-relevant changes 2025: Changes of miscellaneous features Logging Logging API The logging substruction was refactored completely. Nevertheless, the public API did not change, except of the following: The static logging implementation using macros was removed because it was not used. The logging… Read More
Application-relevant changes 2025: Changes of C++ standard, libraries and classes Update to C++ 20 With firmware release 2025.0 and higher, the C++ language standard used in the SDK is updated to C++ 20 to enable the usage of new features provided by the language. Since features of C++ 20 are… Read More
Known issues up to firmware 2022.9 Note: This page lists known issues valid for firmware releases 2020.0 LTS up to 2022.9. For known issues in firmware release 2023.0 LTS and later, see Known Issues (current). For known issues in firmware release 2019.9 and earlier, see the Change Notes for your devices. A… Read More
Application-relevant changes 2025: Changes of security features Prevent using RTLD_GLOBAL when loading shared libraries When loading shared libraries (e.g. ACF or PLM components) the flag RTLD_GLOBAL was used for the dlopen() system call. This causes the symbols of a loaded library to become globally visible and… Read More
