C++ set password to Xpresso's XGroup

[Helper]

On 01/10/2014 at 12:06, xxxxxxxx wrote:

User Information:
Cinema 4D Version:   14 
Platform:      
Language(s) :     C++  ;

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Hi everyone,

Please, I need help with the xpresso tags in C++. I do not know how to set password in the XGroup. [c4d.GV_GROUP_LOCK]
I tried with:

node->SetParameter(10003, GeData("123abc"), DESCFLAGS_SET_0);

but it does not work 
Thanks!