jquery.autocomplet.min.js

jquery.autocomplet.min.js

I am using jquery.autocomplete.min.js 1.4.3 in eclipse and tomcat environment. and jquery-3.2.1.min.js.   I am getting  the following error

Line:8
Error: Unable to get property 'toLowerCase' of undefined or null reference

If I execute the same program in eclipse but using STS I will the following

Line:11
Error: Unable to get property 'replace' of undefined or null reference

Any help is appreciated.  TX