6.6.1.beta and lazarus

[magi6162]

i want install zeoslib in lazarus
When install components, and rebuild lazarus, error:

C:\lazarus\ide\lazarus.pp(74,11) Fatal: Can't find unit Interfaces used by Lazarus

why?

Help me, please!

[magi6162]

when install component, error in lazarus(0.9.24):

C:\lazarus\components\ZEOSDBO-6.6.2-rc\packages\lazarus\zcomponent.pas(1,1) Fatal: Can't find unit ZPropertyEditor used by ZComponentReg

help me, please