问题描述
我正在尝试加载大量的数组计算的大量Excel工作簿(.xlsm格式,〜30 mb)。
> wb1< - loadWorkbook(Mar_SP_20130227_V6.1.xlsm)
错误:POIXMLException(Java):java.lang.reflect.InvocationTargetException
但是,我可以成功地加载工作簿的唯一值/非宏版本。
code>> wb2< - loadWorkbook(Mar_SP_20130227_V6.1_VALUES_ONLY.xlsx)
> wb2
[1]Mar_SP_20130227_V6.1_VALUES_ONLY.xlsx
可能导致错误?
从维护者的我可以看到包含数组计算或不支持的公式函数的工作簿可能会出现问题,但这看起来并不像同样的错误。 p>
Java信息:
C:\> java -version
java版本1.6.0_21
Java(TM)SE运行时环境(build 1.6.0_21-b07)
Java HotSpot(TM)客户端虚拟机(build 17.0-b17,混合模式)
事实证明,错误是JVM运行内存不足(即使使用 options(java.parameters =-Xmx1024m)
)。
我试图增加内存,但无法让JVM占用超过 -Xmx2048m
仍然不足以加载工作簿。
所以我将JRE从32位升级到64位,并运行64位R。
可以设置 -Xmx4096m
并成功加载我的30mb工作簿。
I'm trying to load a hefty Excel workbook (.xlsm format, ~30 mb) that has a large number of array calcs.
> wb1 <- loadWorkbook("Mar_SP_20130227_V6.1.xlsm")
Error: POIXMLException (Java): java.lang.reflect.InvocationTargetException
But I am able to successfully load a values-only/no-macro version of the workbook.
> wb2 <- loadWorkbook("Mar_SP_20130227_V6.1_VALUES_ONLY.xlsx")
> wb2
[1] "Mar_SP_20130227_V6.1_VALUES_ONLY.xlsx"
What could be causing the error?
From the maintainer's website I can see that there can be issues with workbooks containing array calcs or unsupported formula functions, but this doesn't look like the same errror.
Java Info:
C:\> java -version
java version "1.6.0_21"
Java(TM) SE Runtime Environment (build 1.6.0_21-b07)
Java HotSpot(TM) Client VM (build 17.0-b17, mixed mode)
It turns out that the root of this error was the JVM running out of memory (even with options(java.parameters = "-Xmx1024m")
).
I tried to increase the memory, but couldn't get the JVM to take more than -Xmx2048m
, which still wasn't enough to load the workbook.
So I upgraded the JRE from 32 bit to 64 bit and ran 64 bit R.
I was then able to set -Xmx4096m
and successfully load my 30mb workbook.
这篇关于XLConnect loadWorkbook错误 - POIXMLException(Java)的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!