# ID 21430

Invalid character in the name of the external variable structure.
Description | User-defined variable types can be defined for external variables, e.g. for variable structures (see [EXTV]). However, the default name for the variable type (struct[i].name) contains at least one invalid character. Permitted characters are letters, the numbers 0-9 and an underline.
Response | Class | 2 | The variable type is deleted.
Solution | Class | 3 | Correct the name of the variable type.
Parameter | %1: | Error value [-]
Incorrect name
%2: | Current value [-]
Index i of the variable type definition
%3: | Current value [-]
Position of the invalid character in the name
Error type | -