i've got another problem... ??? :'(... on demo project it works perfect but when i open another project and use imaging on the uses. lazarus can't find it... please help

a million thanks for your help galfar, i got it...its working now ;)

i am using lazarus v0.9.26 beta, i am new with this programming environment...i use delphi before.
after installing the package file and test the demo program i got this error message upon compiling..

lclimager.lpr(23,1) Error: Undefined symbol: TC_IMPASZLIB_ZLIB_VERSION
lclimager.lpr(23,1) Error: Undefined symbol: IMPASZLIB_DEFLATEINIT_$Z_STREAM$LONGINT$ANSISTRING$LONGINT$$LONGINT
lclimager.lpr(23,1) Error: Undefined symbol: IMZDEFLATE_DEFLATE$Z_STREAM$LONGINT$$LONGINT
lclimager.lpr(23,1) Error: Undefined symbol: IMZDEFLATE_DEFLATEEND$Z_STREAM$$LONGINT
lclimager.lpr(23,1) Error: Undefined symbol: IMPASZLIB_INFLATEINIT_$Z_STREAM$ANSISTRING$LONGINT$$LONGINT
lclimager.lpr(23,1) Error: Undefined symbol: IMZINFLATE_INFLATE$Z_STREAM$LONGINT$$LONGINT
lclimager.lpr(23,1) Error: Undefined symbol: IMZINFLATE_INFLATEEND$Z_STREAM$$LONGINT
lclimager.lpr(23,1) Error: Undefined symbol: IMZINFLATE_INFLATERESET$Z_STREAM$$LONGINT
lclimager.lpr(23,1) Fatal: There were 8 errors compiling module, stopping

anyone can help me?
what should i do? can somebody teach me how to use this library.. thanks in advance