Hi tuco,

Open project properties in Eclipse / Java Build Path / Libraries / Select 
invalid libs and remove them

GL

On Sunday, February 13, 2011 10:43:52 AM UTC+4, tuco wrote:
>
> Hi All, 
> As soon as I create a Google Web application project, it immediately 
> reports error: "Could not find the 
> main class: com.google.appengine.tools.enhancer.Enhance. Program will 
> exit". 
>
> In Console- 
> java.lang.NoClassDefFoundError: com/google/appengine/tools/enhancer/ 
> Enhance 
> Caused by: java.lang.ClassNotFoundException: 
> com.google.appengine.tools.enhancer.Enhance 
>         at java.net.URLClassLoader$1.run(Unknown Source) 
>         at java.security.AccessController.doPrivileged(Native Method) 
>         at java.net.URLClassLoader.findClass(Unknown Source) 
>         at java.lang.ClassLoader.loadClass(Unknown Source) 
>         at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) 
>         at java.lang.ClassLoader.loadClass(Unknown Source) 
> Exception in thread "main" 
>
> I've downloaded latest eclipse - 3.6 and installed GAE plugin 1.4.2 
>
> Also, GAE library is referenced in the project. See screenshot 
>
> http://imageupload.org/?di=1412975794035 
>
> I'm new to GAE, pls help. 
>
> Thanks 
>

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