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problem with system generator 11.3 ---please help me
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09-22-2009 06:04 AM
hello,
I installed ISE 11 (System Edition) yesterday ,and then updated to 11.3. But when I use SystemGenerator 11.3 with matlab 2009a, run a simple example design about "Demonstration on Using the Clock Generator (DCM) Option " (this design is an example ,or we can say ,it is correct ), It occured a problem about:
standard exception: XNetlistEngine: An exception was raised: com.xilinx.sysgen.netlist.NetlistInternal: ERROR:coreutil - Error occurred during initialization of VM Could not reserve enough space for object heap Could not create the Java virtual machine.. More information can be found in C:/Temp/sysgentmp-Administrator/coregen_work/cd7b1
At first ,I suppose this problem is occured by the VM memory ,so i set the virtual memory to 1024M,and set the coregenerator's preference ----memory avalible for java to 512M. but this error occured as the same . Neither did i set the virtual memory to 1024M,and set the coregenerator's preference ----memory avalible for java to 1024M.
Then ,I creat a new design ,and just add a xilinx blockset "system generation",double-click the mouse on block "system generator" ,used its default setting, click "generate", but occuerd problem as all ,the details is shown as follows:
Begin generation *** ERROR *** Errors occurred during netlist generation.
my matlab is installed in C:\matlab,so there is no space in installation-direction . My ISE is installed in C disk ,and my design is saved in E disk.
I doubt maybe this two problems can be solved together.? ??
please help me , thanks.
|
Solved! Go to Solution.
Re: problem with system generator 11.3 ---please help me
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09-22-2009 05:48 PM
Re: problem with system generator 11.3 ---please help me
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09-26-2009 06:00 PM
It has been resolved.by set environment variables _JAVA_OPTIONS = "-Xmx512m" .
But I don't understand why i can''t set it _JAVA_OPTIONS = "-Xmx1024m",for my personal computer has 3.37 G physics memory ,and set the virtual memory as 2000M.
Re: problem with system generator 11.3 ---please help me
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04-21-2011 09:55 AM - edited 04-21-2011 09:59 AM
I am facing the same problem. However, I do not understand how set the enviroment variables. I am using windows 7 x64.
System Properties ==> Environment Variables ==> Add New Veriable named _JAVA_OPTIONS with value -Xmx512m but it does not work (I do not think it is what you meant by set enviroment vairables).
Please help me, I burn my old board. I ordered new Spartan 6 board and now I am stucked
Re: problem with system generator 11.3 ---please help me
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04-22-2011 04:23 AM
Check AR11630 below for instructions on how to set up environment variables:
http://www.xilinx.com/support/answers/11630.htm
vinhlexilinx wrote:
I am facing the same problem. However, I do not understand how set the enviroment variables. I am using windows 7 x64.
System Properties ==> Environment Variables ==> Add New Veriable named _JAVA_OPTIONS with value -Xmx512m but it does not work (I do not think it is what you meant by set enviroment vairables).
Please help me, I burn my old board. I ordered new Spartan 6 board and now I am stucked
Jim
Re: problem with system generator 11.3 ---please help me
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04-22-2011 06:30 AM
Thank you. I got it work by setting -Xmx1024m (-Xmx512m did not work => weird)











