Java Out of Memory Exception heap Space

Asked Mar 01 '12 at 09:30

Active Mar 01 '12 at 09:41

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I wrote code in java which reading one excel file and after encrypting data its writing againg. Code is working fine but when i am passing 12 mb size file to code its giving error

 Warning:  Usage of a local non-builtin name

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space at jxl.read.biff.File.next(File.java:181) at jxl.read.biff.SheetReader.read(SheetReader.java:375) at jxl.read.biff.SheetImpl.readSheet(SheetImpl.java:716) at jxl.read.biff.WorkbookParser.getSheet(WorkbookParser.java:257) at ReadExcel.read(ReadExcel.java:41) at ReadExcel.main(ReadExcel.java:162)

How can i resolve it.

edited Mar 01 '12 at 09:41

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asked Mar 01 '12 at 09:30

Lalit Chattar

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possible duplicate of [How can I increase the JVM memory?](http://stackoverflow.com/questions/2294268/how-can-i-increase-the-jvm-memory) – oers Mar 01 '12 at 09:33
i have done it but same error – Lalit Chattar Mar 01 '12 at 09:34
how much did you try? And please add the relevant parts of the code. – oers Mar 01 '12 at 09:34
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Post the block of code surrounding ReadExcel.java line 41. :P – mcfinnigan Mar 01 '12 at 09:35
@oers: i increased it 1024 mb – Lalit Chattar Mar 01 '12 at 09:37
We can't help you, if you don't provide the relevant parts of the code. – oers Mar 01 '12 at 10:56

Java Out of Memory Exception heap Space

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