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Samebug tips

Expert tip

You need to add httpcore to your dependencies. Try adding version 4.3 or further.

Expert tip

A few things cause this exception:
1) Check if you have all jars and if they're in the correct path.
2) Your classpath might be broken, you can define it in the command line with java -cp yourClassPath or at your IDE if you're using one.

Solutions on the web

via GitHub by chris-martin
, 1 year ago
at java.lang.ClassLoader.findClass(
at java.lang.ClassLoader.loadClass(
at sbt.classpath.ClasspathFilter.loadClass(ClassLoaders.scala:59)
at java.lang.ClassLoader.loadClass(
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(
at scala.util.Try$.apply(Try.scala:192)

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