NetBeans uses jdesktop but does not deploy it properly so you have to add it the library by yourself.
Keywords: org-jdesktop-layout.jar download location path NetBeans org.jdesktop.application import cannot be resolved class not found
It is located in your NetBeans projet folder:
YourProject/dist/lib/appframework-1.0.3.jar
Location
neil@DS:~$ find -name '*jdesktop*.jar'
./netbeans-6.1/platform8/modules/org-jdesktop-layout.jar
./netbeans-6.1/platform8/modules/locale/org-jdesktop-layout_pt_BR.jar
./netbeans-6.1/platform8/modules/locale/org-jdesktop-layout_zh_CN.jar
./netbeans-6.1/platform8/modules/locale/org-jdesktop-layout_ja.jar
./netbeans-6.1/java2/modules/org-jdesktop-beansbinding.jar
./netbeans-6.1/java2/modules/locale/org-jdesktop-beansbinding_pt_BR.jar
./netbeans-6.1/java2/modules/locale/org-jdesktop-beansbinding_ja.jar
./netbeans-6.1/java2/modules/locale/org-jdesktop-beansbinding_zh_CN.jar
Keywords