I had the same issue with my ATP 2GB miniSD, it worked in my XV6700, Treo 700w with SD adapter, MAC, PC everything BUT my Moto Q. I tried it in a store demo Moto Q and nothing. I opted for a 1GB card and would like a 2GB card but I am not interested in wasting money.

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My PDA & SmartPhone History: Palm Vx; M505;TungstenT; NX60; iPaq 1910; I700; Treo 600; hx4700; MPx220; hw6515, Treo 700w, XV6700,, Treo 700p, Moto Q Black, Moto Q9h, BlackBerry 8310 & BlackBerry 8820, BlackBerry Bold, BlackBerry Storm 9530.