代码如下：if (nchar(Sys.getenv("SPARK_HOME")) < 1) {  Sys.setenv(SPARK_HOME = "E:/spark/spark-2.0.0-bin-hadoop2.7")
}
library(rJava)
library(SparkR, lib.loc = c(file.path(Sys.getenv("SPARK_HOME"), "R", "lib")))
sparkR.session(master = "local[*]", appName = "SparkR",sparkConfig = list(spark.driver.memory = "2g"))
df <- as.DataFrame(faithful)
运行到df <- as.DataFrame(faithful)报错，如下：