FBD/LD Parser Warning (FBDP1003): Auto-generated explicit feedback will not take init value from variable.
In an FBD network, a code construct has been detected which is an explicit feedback. When programming feedbacks, the application logic may show a storing behavior which may result in a complex timing of your entire application.
Example:
Consider to realize an implicit feedback 
‣ Options - Adapting PLCnext Engineer
×‣ Feedback variables in FBD/LD networks
× instead by declaring a feedback variable to remove the warning.
This message is not an error but a warning.