Getting following exception after upgrading java. I am using gwt 2.9 libraries and ant in our project.
[java] Ignored 37 units with compilation errors in first pass.
[java] Compile with -strict or with -logLevel set to TRACE or DEBUG to see all errors.
[java] Resolving com.google.gwt.cell.client.FieldUpdater
[java] Found type 'com.google.gwt.cell.client.FieldUpdater'
[java] [ERROR] Unable to find class java/lang/Object
[java] [ERROR] Unable to find class java/lang/Object
[java] [ERROR] Unable to find class java/lang/Object
[java] Resolving com.google.gwt.cell.client.ValueUpdater
[java] Found type 'com.google.gwt.cell.client.ValueUpdater'
[java] [ERROR] Unable to find class java/lang/Object
[java] [ERROR] Unable to find class java/lang/Object
[java] Resolving com.google.gwt.core.client.AsyncProvider
[java] Found type 'com.google.gwt.core.client.AsyncProvider'
[java] [ERROR] Unable to find class java/lang/Object
[java] [ERROR] Unable to find class java/lang/Object
[java] [ERROR] Unable to find class java/lang/Object
[java] Resolving method get
[java] Found type 'com.google.gwt.core.client.Callback'
[java] [ERROR] Unable to find class java/lang/Object
[java] [ERROR] Unable to find class java/lang/Object
[java] [ERROR] Unable to find class java/lang/Object
Latest gwt libraries (gwt-user-2.9.0.jar,gwt-dev-2.9.0.jar,gwt-servlet-2.9.0.jar) depends on following jars. After adding these jars in project issue got fixed.
ant.jar colt-1.2.0.jar asm-7.1.jar jsinterop-annotations-2.8.2-v20191108.jar base-1.0.0-beta-2.jar tapestry-util-text-4.0.2.jar