Index: modules/luni/src/main/java/java/net/URLClassLoader.java =================================================================== --- C:/users/esemukhi/svn/classlib/trunk/modules/luni/src/main/java/java/net/URLClassLoader.java (revision 520284) +++ C:/users/esemukhi/svn/classlib/trunk/modules/luni/src/main/java/java/net/URLClassLoader.java (working copy) @@ -787,7 +787,7 @@ fixedResName = fixedResName.substring(1); } buf.append(fixedResName); - String filename = buf.toString(); + String filename = buf.toString().replaceAll("%20", " "); if (new File(filename).exists()) { return targetURL(currentUrl, fixedResName); }