CannotCreateObjectException: DynamicPreloadExtra not instantiable during form loading

[grzesiek2010]

ODK Collect version

v2024.2.1 and newer versions

Problem description

While working on #6446 I've noticed that many errors contain an additional exception:

W/null: org.javarosa.core.util.externalizable.CannotCreateObjectException: 
    org.odk.collect.android.dynamicpreload.DynamicPreloadExtra: not instantiable at 
    org.javarosa.core.util.externalizable.PrototypeFactory.getInstance(PrototypeFactory.java:130) at 
    org.javarosa.core.util.externalizable.ExtUtil.read(ExtUtil.java:182) at 
    org.javarosa.core.util.externalizable.ExtUtil.read(ExtUtil.java:177) at 
    org.javarosa.core.util.externalizable.ExtWrapExternalizable.readExternal(ExtWrapExternalizable.java:37) at 
    org.javarosa.core.util.externalizable.ExtUtil.read(ExtUtil.java:217) at 
    org.javarosa.core.util.externalizable.ExtWrapList.readExternal(ExtWrapList.java:80) at 
    org.javarosa.core.util.externalizable.ExtUtil.read(ExtUtil.java:217) at 
    org.javarosa.core.util.externalizable.ExternalizableExtras.readExternal(ExternalizableExtras.java:16) at 
    org.javarosa.core.util.externalizable.ExtUtil.read(ExtUtil.java:183) at 
    org.javarosa.core.util.externalizable.ExtUtil.read(ExtUtil.java:177) at 
    org.javarosa.core.model.FormDef.readExternal(FormDef.java:1045) at

Steps to reproduce the problem

I'm not able to reproduce the issue.