sash problem

hello, can anybody help with bug, i cant in combination panel add sash *85004(4lvl sash) but 85001-3 can, how fix that?

That subforum is not about questions relating to private servers.

#moved

new problem
Suppose there are two sash of the fourth level
In one case, the absorption of 20
The second 15
With an absorption of 20 we put on top and as a result should turn out either 20+, or remain the same
But right now he can do only with absorption 11, etc.
how fix that?