When I tried to run r console in eclipse,got this error: -------------------------------------------------------------------------------------------------- ....Please make sure that R package 'rj' (1.1 or compatible) is installed... So I tried to intall it in R console like this: -------------------------------------------------------------------------------------------------- install.packages(c("rj", "rj.gd"), repos="http://download.walware.de/rj-1.1") got this error: -------------------------------------------------------------------------------------------------- ** testing if installed package can be loaded Error : .onLoad failed in loadNamespace() for 'rj.gd', details: call: dyn.load(file, DLLpath = DLLpath, ...) error: unable to load shared object '/home/alex/R/x86_64-pc-linux-gnu-library/2.15/rj.gd/libs/rj.gd.so': libjvm.so: cannot open shared object file: No such file or directory Error: loading failed Execution halted ERROR: loading failed and I found when installing rjava like this: install.packages("rJava") will get similar error: -------------------------------------------------------------------------------------------------- ** testing if installed package can be loaded Error : .onLoad failed in loadNamespace() for 'rJava', details: call: dyn.load(file, DLLpath = DLLpath, ...) error: unable to load shared object '/home/alex/R/x86_64-pc-linux-gnu-library/2.15/rJava/libs/rJava.so': libjvm.so: cannot open shared object file: No such file or directory Error: loading failed Execution halted ERROR: loading failed When I run sudo R CMD javareconf,I got this outputs -------------------------------------------------------------------------------------------------- Java interpreter : /usr/bin/java Java version : 1.7.0 Java home path : /usr/lib/jvm/java-7-oracle/jre Java compiler : /usr/bin/javac Java headers gen.: /usr/bin/javah Java archive tool: /usr/bin/jar NOTE: Your JVM has a bogus java.library.path system property! Trying a heuristic via sun.boot.library.path to find jvm library... Java library path: $(JAVA_HOME)/lib/amd64: $(JAVA_HOME)/lib/amd64/server JNI linker flags : -L$(JAVA_HOME)/lib/amd64 -L $(JAVA_HOME)/lib/amd64/server -ljvm JNI cpp flags : -I$(JAVA_HOME)/../include -I $(JAVA_HOME)/../include/linux Updating Java configuration in /etc/R Done. by the way,my configuration is: -------------------------------------------------------------------------------------------------- ubntu 11.10 64bit eclipse 3.7 oracle-1.7-jdk R version 2.15.1 [[alternative HTML version deleted]]