Error (Safety Intermediate Code Generator): Invalid initial value expression.
A declaration in a variables table contains an initial value ('Init' column) which does not match the data type of the variable.
Double-click the error in the Error List to jump to the suspected variable table (where the error is marked) and correct either the data type of the variable or the initial value.
Refer to
the topics "Variable Properties" and "Data Types" 
‣ Elementary Data Types according to IEC 61131-3
×‣ Elementary Safety-Related Data Types
×‣ Variable/Port Properties
× for detailed information.