applications – i needed to change icon and tittle for (maas360 apk) and i got this error

i wanted to change icon and title of an app (maas360). i used a tool called (APK Editor Studio) when i unpack it. it gives me this (unpacking error).

I: Using Apktool 2.4.1 on com.fiberlink.maas360.android.control_2020-12-14.apkException in thread "main" brut.androlib.AndrolibException: brut.directory.DirectoryException: java.util.zip.ZipException: zip file is empty at brut.androlib.ApkDecoder.hasResources(ApkDecoder.java:315) at brut.androlib.ApkDecoder.decode(ApkDecoder.java:103) at brut.apktool.Main.cmdDecode(Main.java:170) at brut.apktool.Main.main(Main.java:76) Caused by: brut.directory.DirectoryException: java.util.zip.ZipException: zip file is empty at brut.directory.ZipRODirectory.<init>(ZipRODirectory.java:55) at brut.directory.ZipRODirectory.<init>(ZipRODirectory.java:38) at brut.directory.ExtFile.getDirectory(ExtFile.java:52) at brut.androlib.ApkDecoder.hasResources(ApkDecoder.java:313) ... 3 more Caused by: java.util.zip.ZipException: zip file is empty at java.util.zip.ZipFile.open(Native Method) at java.util.zip.ZipFile.<init>(Unknown Source) at java.util.zip.ZipFile.<init>(Unknown Source) at java.util.zip.ZipFile.<init>(Unknown Source) at brut.directory.ZipRODirectory.<init>(ZipRODirectory.java:53) ... 6 more