diff --git a/core/org.eclipse.cdt.core/ChangeLog b/core/org.eclipse.cdt.core/ChangeLog
index 62781f25bae..b4877276c27 100644
--- a/core/org.eclipse.cdt.core/ChangeLog
+++ b/core/org.eclipse.cdt.core/ChangeLog
@@ -1,3 +1,8 @@
+2004-07-26 Alain Magloire
+
+	Fix for PR 68665
+	* utils/org/eclipse/cdt/utils/coff/PE.java
+
 2004-07-26 Vladimir Hirsl
 
 	HP-UX SOM Binary parser patch
diff --git a/core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/coff/PE.java b/core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/coff/PE.java
index da1ac5623f6..766e43e8cb5 100644
--- a/core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/coff/PE.java
+++ b/core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/coff/PE.java
@@ -493,11 +493,13 @@ public class PE {
 			}
 		} catch (IOException e) {
 		}
-		byte[] bytes = new byte[data.length - idx];
-		System.arraycopy(data, idx, bytes, 0, data.length - idx);
-		Coff.FileHeader filehdr = new Coff.FileHeader(bytes, true);
-		if (isValidMachine(filehdr.f_magic)) {	
-			return getAttributes(filehdr);
+		if (idx < data.length) {
+			byte[] bytes = new byte[data.length - idx];
+			System.arraycopy(data, idx, bytes, 0, data.length - idx);
+			Coff.FileHeader filehdr = new Coff.FileHeader(bytes, true);
+			if (isValidMachine(filehdr.f_magic)) {	
+				return getAttributes(filehdr);
+			}
 		}
 		throw new IOException(CCorePlugin.getResourceString("Util.exception.notPE")); //$NON-NLS-1$
 	}