T1 Average image tools

Hi,

Trying to average multiple anatomical data for one subject using T1 Average image tools, I got this error. I think its the way how im arranging my data. Can you please let me know how I can arrange it correctly.

Error using cd
Cannot CD to C:\Users\lab1\Documents\96\T1Img_MultiRun\C:\Users\Meaneylab1\Documents\96\T1Img_MultiRun (Directory access failure).