Probably an isolated problem. I closed the process by force and tried again, got another error, but I know how to solve it. thank you.

I checked, i have 16 Gb free and there's no dialog, window is still frozen. I'm only installing Engine and management tools, so I don't need much space.

Also opened task...

Tom Brown (11/17/2011)

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Try this

select SUM(CASE WHEN T4.Name LIKE '%D%' THEN T4.U_SYS_TOTN/1.16 ELSE 0 END) AS 'DEV',

SUM(CASE WHEN T4.NAME LIKE '%N%' THEN T4.U_SYS_TOTN/1.16 ELSE 0 END) AS 'NC', T5.Code

from [@SYS_PDEVOLUCIONES]...