> is there a libotcl.a in your otcl? Did you build it? > Yes, there is a file - libotcl.a in the otcl directory. I compile using "./configure " follow by "make". But i having error message during the make process - ld: fatal:symbol referencing errors. No output written to otclsh *** Error code 1 make:Fatal error : command failed for target 'otclsh' Yours Sincerely, Kean L. ANG