ClassLinker not found

[qoheniac]

• EdXposed Version: 0.5.2.2
• Android Version: 9
• Device Manufacturer: Fairphone
• Device Name: 2
• EdXposed Manager Version: 4.6.2

I installed Magisk, Riru and EdXposed all through the Magisk app on Android 9 without problems. I then installed EdXposed Manager and opened it but it only shows a white screen. Log shows this:

I: Start to install inline hooks
I: Using api level 28
I: Start to install Riru hook
I: Riru hooks installed
I: ART hooks installed
E: CallObjectMethod class_loader mid, env->NewStringUTF(class_name)
E: Class com.elderdrivers.riru.edxp.art.ClassLinker not found