Maximum character output size

Hi everybody,

i am trying to index a information space.

Index Creation Failed (

The execution of the specified analysis query failed.-Maximum character output size limit reached. Contact your BusinessObjects administrator. (Error: ERR_WIS_30272)

Maximum character output size limit reached. Contact your BusinessObjects administrator. (Error: ERR_WIS_30272))

how can i increase maximum character output size for explorer?

Bi 4.1 SP'2