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In this post, we will see an error(Could not reserve enough space for object heap) which you might have encountered while dealing with JVM.We will see how can we fix this issue. Cause 1 Let’s say you run your java program without specifying any heap size and you get below error. Error occurred during initialization of VM Could not reserve enough space for object heap Could not create the Java virtual machine. You will get this error more often in 32 bit JVM rather than 64-bit JVM Reason 32-bit Java requires contiguous free space in memory to run. If you

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