Silvaco: "simulator has unexpectedly exited with status -1073741819"

In summary, the conversation discusses a problem with the NMOS construction process, specifically with the last implantation step. The error is shown in an attached image and the code has been checked multiple times, with changes made to the energy and dose of implantation. The discussion also mentions a previous similar error with Tony Plot, but changing the version solved it. However, the current error is not related to Tony Plot and may be caused by a buffer overrun. The suggestion is to contact Silvaco for further help.
  • #1
mohamis288
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0
TL;DR Summary
it is about an error in Silvaco software.
the error is here: "simulator has unexpectedly exited with status -1073741819"
this error occurs when I wanted to make the source and drain implantation.
Hello,

I am simulating the process of NMOS construction. as you know, in order to make the LDD, we need two implantations, one before creating oxide spacer and another after creating oxide spacer. at the last implantation, I am facing an error which is shown in the following image:

Screenshot (258).png


I put the code in the attachment too. I have placed thermal annealing after each implantation. Also, the project folder has been changed a couple of time to see the problem is solved or not. energy and dose of implantation has been changed in a wide range, but it did not help. actually, such error has been previously seen in this software but that was when tony plot wanted to come up. in mentioned condition, we just changed the tony plot version in the preference window, and this was solved. but now, this error is not about tony plot, because it even does not complete running Athena codes.

SO, have you any opinion to solve this error?
any help would be appreciated.

BR
 

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  • #2
Probably an access violation error caused by a buffer overrun.

Could be this answer is completely useless, but that's what Visual Studio documentation says about error 0xC0000005.
 
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Likes mohamis288
  • #3
I'd suggest contacting Silvaco.
 

FAQ: Silvaco: "simulator has unexpectedly exited with status -1073741819"

What causes the "simulator has unexpectedly exited with status -1073741819" error in Silvaco?

This error is often caused by issues such as incompatible or corrupted files, insufficient memory, or bugs within the simulation setup. It can also be triggered by improper installation of the Silvaco software or conflicts with other running applications.

How can I troubleshoot the "simulator has unexpectedly exited with status -1073741819" error?

To troubleshoot this error, you should first check the log files for any specific error messages or warnings. Ensure that all input files are correctly formatted and free of errors. Additionally, verify that your system meets the necessary hardware and software requirements, and consider reinstalling the Silvaco software.

Is there a way to prevent the "simulator has unexpectedly exited with status -1073741819" error?

Preventing this error involves maintaining a clean and stable simulation environment. Regularly update your software, perform thorough checks on input files, and avoid running other resource-intensive applications simultaneously. Also, ensure that your hardware meets the simulation requirements.

Can memory issues cause the "simulator has unexpectedly exited with status -1073741819" error?

Yes, memory issues can be a significant cause of this error. Insufficient RAM or memory allocation can lead to unexpected exits. Make sure your system has adequate memory and try increasing the memory allocation for the simulation if possible.

What steps should I take if reinstalling Silvaco doesn't resolve the error?

If reinstalling Silvaco does not resolve the error, consider checking for system updates or driver issues that might be causing conflicts. You can also reach out to Silvaco's technical support for further assistance, providing them with detailed information about your setup and the error logs.

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