PLC Programming

Errors
A POU may not contain more than 16 formal parameters as outputs.
4432
"Labels within an expression are not allowed"
In IEC 61131-3 jump labels may not be inserted at any desired position.
4434
"Too many labels"
A POU may not contain more than 100 labels.
4435
"After jump / call, a new expression must start"
After jump or call a Load command LD must follow.
4436
"Bit result undefined, not convertible to IEC 61131-3."
The command which is used by VKE verwendet cannot get converted, because the value of the VKE
is not known.
4437
4438
4500
4501
4520
4521
4522
"Type of instruction and operand are not compatible"
A bit command is used for a word operand or the other way round.
"No data block opened (insert instruction C DB before)"
Insert a "A DB".
"Unrecognized variable or address"
The watch variable is not declared within the project. By pressing you get the input assistant
which lists the declared variables.
"Extra characters following valid watch expression"
Remove the surplus signs.
"Error in Pragma: Flag expected before ''!"
The pragma is not correct. Check whether ‘' is a valid flag.
"Error in Pragma: Unexpected element ''!"
Check whether pragma is composed correctly.
"flag off' pragma expected!"
Pragma has not been terminated, insert a 'flag off' instruction.
10-132 CoDeSys V2.3