svoid bcelFixDuplicateInnerClassesECJBug(File jar, S classFileInJar) {
  import org.apache.bcel.classfile.InnerClasses;
  import org.apache.bcel.classfile.InnerClass;
  
  //extractProjectForLocalCompilation(#1033411, userDir("dev/1033411"))
  
  File file = jar;
  S path = classFileInJar;
  JavaClass c = bcel_classInZip(file, path);
  //dm_showText(pnlToString(sortedAlphaNumIC(map(c.getAttributes(), a -> a.getNameIndex() + ": " + a)));
  var ic = firstThat(c.getAttributes(), a -> eq(a.getName(), "InnerClasses"));
  print(ic := className(ic));
  cast ic to InnerClasses;
  
  InnerClass[] icList = ic.getInnerClasses();
  //dm_showText(lines(icList));
  var dup = duplicates(allToString(icList));
  printMultiSet(dup);
  if (nempty(dup)) {
    print("DUPLICATES!!");
    Cl<InnerClass> filtered = values(mapToKeys toString(icList));
    ic.setInnerClasses(toArrayOfType InnerClass(filtered));
    printFileInfo(bcelSave(c, newFileInSameDir(file, path)));
  }
}