java - sudo R CMD javareconf 解决方案不起作用
问题描述
我正在尝试在 RStudio 中运行 rJava,但没有成功:
Error: package or namespace load failed for ‘rJava’:
.onLoad failed in loadNamespace() for 'rJava', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so, 6): Library not loaded: /Library/Java/JavaVirtualMachines/jdk-11.0.1.jdk/Contents/Home/lib/server/libjvm.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so
Reason: image not found
使用 rJava 问题的通用解决方案,'sudo R CMD javareconf' 不起作用,并给了我这个输出:
Java interpreter : /usr/bin/java
Java version : 11.0.6
Java home path : /Library/Java/JavaVirtualMachines/jdk-11.0.6.jdk/Contents/Home
Java compiler : /usr/bin/javac
Java headers gen.: /usr/bin/javah
Java archive tool: /usr/bin/jar
trying to compile and link a JNI program
detected JNI cpp flags : -I$(JAVA_HOME)/include -I$(JAVA_HOME)/include/darwin
detected JNI linker flags : -L$(JAVA_HOME)/lib/server -ljvm
clang -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -I/Library/Java/JavaVirtualMachines/jdk-11.0.6.jdk/Contents/Home/include -I/Library/Java/JavaVirtualMachines/jdk-11.0.6.jdk/Contents/Home/include/darwin -isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -I/usr/local/include -fPIC -Wall -g -O2 -c conftest.c -o conftest.o
clang-7: warning: no such sysroot directory: '/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk' [-Wmissing-sysroot]
In file included from conftest.c:1:
/Library/Java/JavaVirtualMachines/jdk-11.0.6.jdk/Contents/Home/include/jni.h:39:10: fatal error:
'stdio.h' file not found
#include <stdio.h>
^~~~~~~~~
1 error generated.
make: *** [conftest.o] Error 1
Unable to compile a JNI program
JAVA_HOME : /Library/Java/JavaVirtualMachines/jdk-11.0.6.jdk/Contents/Home
Java library path:
JNI cpp flags :
JNI linker flags :
Updating Java configuration in /Library/Frameworks/R.framework/Resources
Done.
有没有人遇到过这个错误并且知道如何解决它?
解决方案
我最近在一位同事升级到 Catalina 后遇到了这样的问题。我的解决方案是再次安装有问题的 JDK 版本。看起来您的系统在 11.0.6 和 11.0.1 之间存在混淆。
转到此页面: https ://www.oracle.com/technetwork/java/javase/downloads/java-archive-javase11-5116896.html
下载并安装 11.0.1
sudo R CMD javareconf
sudo Rstudio # 提升权限
install.packages("rJava")
如果这不起作用,请从第 2 步重试,但使用来自https://www.oracle.com/technetwork/java/javase/overview/index.html的 11.0.6
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