Is it really a radio list? Then it should actually be q4_A1 (please note that this is case sensitive, so make sure your question code is actually q4 and not Q4).
Can you attach a small sample survey with just the questions that are relevant?
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Provide your LS version and where it is installed (own server, uni/employer, SaaS hosting, etc.).
Always provide a LSS file (not LSQ or LSG).
Note: I answer at this forum in my spare time, I'm not a LimeSurvey GmbH employee.
For a list radio there are no variables q1_A1, q1_A2. This only exists for subquestions. In list radio you only have answer options. So q1 is either A1 or A2 as a result.
So you need to put {q1} and it will give you A1 or A2 as a result. That is why you get this error message.
Help us to help you!
Provide your LS version and where it is installed (own server, uni/employer, SaaS hosting, etc.).
Always provide a LSS file (not LSQ or LSG).
Note: I answer at this forum in my spare time, I'm not a LimeSurvey GmbH employee.
That makes sense. Guess I was too use to multiple choice questions so just assumed it followed a similar form when I couldn't figure it out from the manual.