如何使用Rserve将文件路径传递给在Java中调用的Rscript？

I am using Rserve to access an R script through my Java project. The java code asks for a user input to enter the file location and stores in a String variable. This variable is then passes through to the R function which should read the file location. But doing this I get the following error: I am using Rserve to access an R script through