An error occured for ClassEnhancer "ASM"

[anschall]

When running 'ant runserver' on Mac OSX 10.13.4 I get the multiple instances of the following error:

[enhance] Apr. 10, 2018 12:29:57 VORM. org.datanucleus.enhancer.DataNucleusEnhancer addMessage [enhance] SCHWERWIEGEND: An error occured for ClassEnhancer "ASM" when trying to call the method "org.datanucleus.enhancer.asm.ASMClassEnhancer" on class "getClassNameForFileName" : null [enhance] java.lang.IllegalArgumentException [enhance] at org.objectweb.asm.ClassReader.<init>(ClassReader.java:170) [enhance] at org.objectweb.asm.ClassReader.<init>(ClassReader.java:153) [enhance] at org.objectweb.asm.ClassReader.<init>(ClassReader.java:424) [enhance] at org.datanucleus.enhancer.asm.ASMClassEnhancer.getClassNameForFileName(ASMClassEnhancer.java:155) [enhance] at jdk.internal.reflect.GeneratedMethodAccessor1.invoke(Unknown Source) [enhance] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [enhance] at java.base/java.lang.reflect.Method.invoke(Method.java:564) [enhance] at org.datanucleus.enhancer.DataNucleusEnhancer.getClassNameForFilename(DataNucleusEnhancer.java:920) [enhance] at org.datanucleus.enhancer.DataNucleusEnhancer.getFileMetadataForInput(DataNucleusEnhancer.java:736) [enhance] at org.datanucleus.enhancer.DataNucleusEnhancer.enhance(DataNucleusEnhancer.java:545) [enhance] at org.datanucleus.enhancer.DataNucleusEnhancer.main(DataNucleusEnhancer.java:1252) [enhance] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [enhance] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) [enhance] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [enhance] at java.base/java.lang.reflect.Method.invoke(Method.java:564) [enhance] at com.google.appengine.tools.enhancer.Enhancer.execute(Enhancer.java:74) [enhance] at com.google.appengine.tools.enhancer.Enhance.<init>(Enhance.java:70) [enhance] at com.google.appengine.tools.enhancer.Enhance.main(Enhance.java:50)

I am using the following Java version:

$ java --version java 10 2018-03-20 Java(TM) SE Runtime Environment 18.3 (build 10+46) Java HotSpot(TM) 64-Bit Server VM 18.3 (build 10+46, mixed mode)

You can find the full log attached,
log.log

[Nexus2k]

Can you reproduce this with another JDK version?