Bug 73693 - [prefs] DefaultPreference initialize problems with no compatibility
diff --git a/bundles/org.eclipse.core.runtime/src/org/eclipse/core/internal/preferences/DefaultPreferences.java b/bundles/org.eclipse.core.runtime/src/org/eclipse/core/internal/preferences/DefaultPreferences.java
index 1fdad39..5f86374 100644
--- a/bundles/org.eclipse.core.runtime/src/org/eclipse/core/internal/preferences/DefaultPreferences.java
+++ b/bundles/org.eclipse.core.runtime/src/org/eclipse/core/internal/preferences/DefaultPreferences.java
@@ -14,8 +14,7 @@
import java.net.MalformedURLException;
import java.net.URL;
import java.util.*;
-import org.eclipse.core.internal.runtime.InternalPlatform;
-import org.eclipse.core.internal.runtime.Policy;
+import org.eclipse.core.internal.runtime.*;
import org.eclipse.core.runtime.*;
import org.eclipse.core.runtime.preferences.AbstractPreferenceInitializer;
import org.eclipse.core.runtime.preferences.IEclipsePreferences;
@@ -193,8 +192,9 @@
}
}
- // No extension exists. Get the plug-in object and call #initializeDefaultPluginPreferences()
- if (plugin == null)
+ // No extension exists. Get the plug-in object and call #initializeDefaultPluginPreferences().
+ // We can only call this if the runtime compatibility layer is installed.
+ if (plugin == null && InternalPlatform.getDefault().getBundle(CompatibilityHelper.PI_RUNTIME_COMPATIBILITY) != null)
plugin = Platform.getPlugin(name());
if (plugin == null) {
if (InternalPlatform.DEBUG_PREFERENCES)