I'm using https://github.com/gwt-plugins/gwt-eclipse-plugin without problems. Try with this.
On Fri, 7 Jul 2017 at 06:30 JP <[email protected]> wrote: > Hello, > > I have installed Eclipse Oxygen Release Java EE IDE for Web Developers (64 > bit) and found GWT Eclipse Plugin 3.0.0 in the Marketplace. > > After successfully installation of the plugin, I tried to create a new GWT > Web Application Project *without *sampe code. The result was an error > "Creation of element failed". > > I tried another project creation, this time *with* sample code. It > worked! However, when I tried to add a GWT module, I got another error > (extract from log file): > > !MESSAGE Problems occurred when invoking code from plug-in: > "org.eclipse.jface". > !STACK 0 > java.lang.ClassCastException: org.eclipse.jdt.internal.core.JarEntryFile > cannot be cast to org.eclipse.core.resources.IFile > at > com.google.gwt.eclipse.core.modules.AbstractModule.getShortName(AbstractModule.java:294) > at > com.google.gwt.eclipse.core.modules.AbstractModule.getQualifiedName(AbstractModule.java:272) > at > com.google.gwt.eclipse.core.modules.ModuleJarResource.getQualifiedName(ModuleJarResource.java:1) > at > com.google.gwt.eclipse.core.modules.AbstractModule.getSimpleName(AbstractModule.java:342) > at > com.google.gwt.eclipse.core.modules.ModuleJarResource.getSimpleName(ModuleJarResource.java:1) > at > com.google.gwt.eclipse.core.modules.ModuleUtils$3.visit(ModuleUtils.java:220) > at > com.google.gwt.eclipse.core.modules.ModuleUtils$3.visit(ModuleUtils.java:1) > ... > > How can I create a module? Is there a way around this error? > > Kind regards, > > JP > > -- > You received this message because you are subscribed to the Google Groups > "GWT Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/google-web-toolkit. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "GWT Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-web-toolkit. For more options, visit https://groups.google.com/d/optout.
