update scala to last version that works
</exclusion>
</exclusions>
</dependency>
+ <!-- can't use 2.13.*, NoClassDefFoundError: scala/Serializable -->
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
- <version>2.13.4</version>
+ <version>2.12.12</version>
</dependency>
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-reflect</artifactId>
- <version>2.13.4</version>
+ <version>2.12.12</version>
</dependency>
<dependency>
<groupId>commons-net</groupId>
