Hello All, I have successfully installed rJava. I have written a sample code in java to check how it runs. the code successfully compiled. to compile i used javac --classpath /home/deepthi/R/x86_64-unknown-linux-gnu-library/2.13/rJava/jri/JRI.jar:/home/deepthi/R/x86_64-unknown-linux-gnu-library/2.13/JavaGD/java/javaGD.jar JRItest.java than to execute i used ./run JRItest This gave me the following error: Cannot find JRI native library! Please make sure that the JRI native library is in a directory listed in java.library.path. java.lang.UnsatisfiedLinkError: /home/deepthi/R/x86_64-unknown-linux-gnu-library/2.13/rJava/jri/libjri.so: libblas.so.3gf: cannot open shared object file: No such file or directory at java.lang.ClassLoader$NativeLibrary.load(Native Method) at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1807) at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1732) at java.lang.Runtime.loadLibrary0(Runtime.java:823) at java.lang.System.loadLibrary(System.java:1028) at org.rosuda.JRI.Rengine.<clinit>(Rengine.java:19) at JRItest.main(JRItest.java:22) Please help me to resolve this. Thank you, Deepthi BM PGDB-10-10-04 Institute of Bioinformatics and Applied Biotechnology Biotech Park, Electronic City, Phase I, Bengaluru-560100