diff --git a/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/properties/ToolChainEditTab.java b/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/properties/ToolChainEditTab.java
index da82b951c17..134b6a2906f 100644
--- a/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/properties/ToolChainEditTab.java
+++ b/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/properties/ToolChainEditTab.java
@@ -186,6 +186,7 @@ public class ToolChainEditTab extends AbstractCBuildPropertyTab {
 		cnt = 0;
 		for (int i=0; i<r_tools.length; i++) {
 			if (r_tools[i].isSystemObject()) continue;
+			if (r_tools[i].isAbstract()) continue;
 			v_tools[cnt++] = r_tools[i];
 		}
 		ITool[] tmp = new ITool[cnt];