spark scala 不兼容问题怎么解决

来源：7-4 图解SparkStreaming整合Kafka offset的管理机制

慕盖茨9116835

2023-02-01

Exception in thread “main” java.lang.NoClassDefFoundError: scala/Serializable
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468)
at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
at java.net.URLClassLoader $1 . r u n (U R L C l a s s L o a d e r . j a v a : 363) a t j a v a . s e c u r i t y . A c c e s s C o n t r o l l e r . d o P r i v i l e g e d (N a t i v e M e t h o d) a t j a v a . n e t . U R L C l a s s L o a d e r . f i n d C l a s s (U R L C l a s s L o a d e r . j a v a : 362) a t j a v a . l a n g . C l a s s L o a d e r . l o a d C l a s s (C l a s s L o a d e r . j a v a : 418) a t s u n . m i s c . L a u n c h e r$ AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at org.apache.spark.streaming.kafka010.LocationStrategies.PreferConsistent(LocationStrategy.scala)
at offset.OffsetApp1.main(OffsetApp1.java:41)
Caused by: java.lang.ClassNotFoundException: scala.Serializable
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
… 14 more