diff --git a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/core/executables/ExecutablesManager.java b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/core/executables/ExecutablesManager.java
index b0915ebf0f3..e7dcd55fc84 100644
--- a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/core/executables/ExecutablesManager.java
+++ b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/core/executables/ExecutablesManager.java
@@ -104,7 +104,10 @@ public class ExecutablesManager extends PlatformObject implements IResourceChang
 
 					// store the list of executables for this project
 					synchronized (executablesMap) {
-						executablesMap.put(project, provider.getExecutables(project, subMonitor.newChild(1, SubMonitor.SUPPRESS_NONE)));
+						List<Executable> executables = provider.getExecutables(project, subMonitor.newChild(1, SubMonitor.SUPPRESS_NONE));
+						if (!monitor.isCanceled()) {
+							executablesMap.put(project, executables);
+						}
 					}
 				}
 			}