Lenze PLC Designer PLC Designer (R2-x) - Manual (Page 605)

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Compiler Errors and Warnings

DMS 3.2 EN 02/2011 TD29 603
3804
"The current size of the perstistent data description is <'number'> bytes and exceeds
the maximum of <'number'> bytes."
Reduce the persistent data to that size which is allowed by the target system.
3820
"'VAR_OUTPUT' and 'VAR_IN_OUT' not allowed in functions"
In a function no output or in_output variables may be defined.
3821
"At least one input required for functions"
Add at least on input parameter for the function.
3840
"Unknown global variable '<name>'!"
In the POU a VAR_EXTERNAL variable is used, for which no global variable declared.
3841
"Declaration of '<name>' do not match global declaration!"
The type given in the declaration of the VAR_EXTERNAL variable is not the same as
that in the global declaration.
3850
"Declaration of an unpacked struct '<name>' inside a packed struct '<name>' is not
allowed!"
This structure definition leads to a misalignment in the memory. You must change the
structure definition appropriately.
3900
"Multiple underlines in indentifier"
Remove multiple underlines in the identifier name.