Bug 45985 - BUILD FAILED: java.lang.NoSuchMethodError: attempting to use jar task on Ant 1.6b2

ant/org.eclipse.ant.core/plugin.xml

diff --git a/ant/org.eclipse.ant.core/plugin.xml b/ant/org.eclipse.ant.core/plugin.xml
index 26f7163..c5dfe58 100644
--- a/ant/org.eclipse.ant.core/plugin.xml
+++ b/ant/org.eclipse.ant.core/plugin.xml
@@ -2,7 +2,7 @@
 <plugin
    id="org.eclipse.ant.core"
    name="%pluginName"
-   version="2.1.1"
+   version="2.1.3"
    provider-name="%providerName"
    class="org.eclipse.ant.core.AntCorePlugin">
 

ant/org.eclipse.ant.core/src/org/eclipse/ant/internal/core/AntClassLoader.java

diff --git a/ant/org.eclipse.ant.core/src/org/eclipse/ant/internal/core/AntClassLoader.java b/ant/org.eclipse.ant.core/src/org/eclipse/ant/internal/core/AntClassLoader.java
index 5d9e1a3..5d3aac8 100644
--- a/ant/org.eclipse.ant.core/src/org/eclipse/ant/internal/core/AntClassLoader.java
+++ b/ant/org.eclipse.ant.core/src/org/eclipse/ant/internal/core/AntClassLoader.java
@@ -19,7 +19,7 @@
 public class AntClassLoader extends URLClassLoader {
 
 	protected ClassLoader[] pluginLoaders;
-	private static final String ANT_PACKAGES_PREFIX= "org.apache.tools.ant"; //$NON-NLS-1$
+	private static final String ANT_PACKAGES_PREFIX= "org.apache.tools"; //$NON-NLS-1$
 	private static final String[] ECLIPSE_ANT_PACKAGES_PREFIXES= new String[4];
 	private static final boolean devMode= BootLoader.inDevelopmentMode();