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Hi Chris, Yes this was happening before I tried using levID anyway. Unfortunately the dataset is in a server with secure access so I cannot take any of the data out. As it is working with the example I wonder if it is something to do with my data. It is already in long format but I haven't done any ...

Hi Chris, Thanks very much for your reply, that was a mistake in my first post i do have a <- instead. I have tried the example data and code and that worked absolutely fine, but mine still does not. I have tried a simple version of the model with this code (model<-runMLwiN(log(death)~1+gender+offse...

Hello, I am trying to fit a three level poisson model. WHen I just do it as two level model it runs fine, but when I add the third level in, i get an error message saying 'variables cannot be made random at level one in poisson models' but I have not included any random level 1 variables. Here is my...

Hello, I am running a three level repeated measures model with a binary outcome (level 1 occasion, level 2 people, level 3 area). In my model, I am unable to check the level one (occasion) box when I add the cons as it does not appear, only the fixed parameter, level 2 and level 3 boxes appear, and ...