1 Error initializing SparkContext A master URL must be set in your configuration
https://blog.csdn.net/caiandyong/article/details/51736980
2 zookeeper報(bào)錯(cuò)
java.net.ConnectException: Connection refused: no further information
本地和服務(wù)器端口不一致導(dǎo)致
3解決 Intellij IDEA Cannot Resolve Symbol ‘XXX’
點(diǎn)擊File | Invalidate Caches颊咬，清理了緩存重啟IDEA就可以了倔丈。
https://blog.csdn.net/chinazgr/article/details/51050543
