bugfix: API now shows error message when given invalid ID (cherry picked from commit dcde3888f8ec35e04840f1024b647bfc6e078aba)
bugfix: API now shows error message when given invalid ID
(cherry picked from commit dcde3888f8ec35e04840f1024b647bfc6e078aba)

git-svn-id: 9e5305ce09d475b8287d6587bfa7d171216f9abf@1906 78829999-583a-0410-bd01-8a9b849fd409

EOL/capstone_eol,DanielZhangQingLong/eol4,kidaa/eol,EOL/capstone_eol,EOL/capstone_eol,DanielZhangQingLong/eol4,EOL/capstone_eol,DanielZhangQingLong/eol4,kidaa/eol,kidaa/eol,EOL/capstone_eol,kidaa/eol,EOL/capstone_eol,DanielZhangQingLong/eol4,DanielZhangQingLong/eol4