Error id 156 RADIOSS

Altair Forum User
Altair Forum User
Altair Employee
edited October 2020 in Community Q&A

Hello Sir, 

I just had changed the stress-strain curve for the material but after that change it shows me the error 156 error in read function. what should i do? 

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Answers

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited February 2018

    Hi Chirag,

    Ensure the curve is recalled in the material card. Also check the curve values.

    If the issue persist please share the model file so that we can review.

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited November 2020

    Hello Sir, 

    I have assigned the curve for the crca steel and the error 156 occurs. I have ensure that the curve is recalled in the material card. the values that i had entered for the curve are obtained form the testing in the lab. when I had update the curve is shows the proper curve that i required but the error occurred. Before the curve change i had the results for previous material but somehow we decided to changed to change the material due to availability. I had required the fx curve for the model. Is there is something wrong in curve? where am i do it in wrong way?please help

    Thank you for your precious help..         

    Unable to find an attachment - read this blog

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited November 2020

    Hi Chirag,

    The error is because of the function 4 (crca). In function 4 the strain (x coordiate) values are repeated (The last two X coordinate values are 26.1) which is not allowed for a stress-strain curve and hence it shows the error. I slightly modified the curve and it runs fine.

    File is attached along for your reference.

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  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited February 2018

    Hello Sir,

    Thank you.

    There is termination with warning during running...

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited November 2020

    Hi Chirag,

    What warnings you are getting, share the engine out file (_0001.out) file.

    Meanwhile try running with the attached file.

     

     

    Unable to find an attachment - read this blog

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited March 2018

    Thank You sir...

    Hello sir,

    Could you explain me what wrong thing i have did ? What should i do to make it better?

     

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited November 2020

    Hello Sir

    I had changed the curve named crca assigned to the material ss which is the material of thin-walled component but i had a problem while getting the solution. the time remaining for the solution is continuously increasing. Previously the i had obtain the results which i wanted but the curve raises problem for me. I didn't know what to? I have problem on this part again and again. what should I do? 

    Thank you for your prestigious help again... 

    Unable to find an attachment - read this blog

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited November 2020

    Hi,

    Due to the drop in time step the run time is increasing.

    From the engine out files check what is causing this issue. It could be an element, or node or interface.

    <?xml version="1.0" encoding="UTF-8"?>TS.PNG

     

    For an element, check the related material.There must not be an error in the units system that this data is given in. check the element size also.

    For a node, check the characteristics of connected elements. If the node is on the master side or the slave side of an interface, this interface must be verified.

    For an interface, the gap of the interface must be verified if some failure happens on the master or the slave side of the interface. Also check the interface for any penetrations.

     

    Please try running with the attached model file.

     

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  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited March 2018

    Hello Sir,

    Please could you send me that same file which could be able to open in version 14. the file that you have send is not running in my hypermesh. I have  hypermesh version 14.

    please sir could you send me file again..

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited November 2020

    Hi Chirag,

    Please find the file which is compatible with 14 version.

     

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  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited November 2020

    Hello Sir,

    I have problem again, I am working on the new model but i have problem that i could not able to find out the fx curve. the curve that i had got is only straight line. 

    please help me again....

    Unable to find an attachment - read this blog

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited March 2018

    Hi Chirag,

     

    i could not able to find out the fx curve. the curve that i had got is only straight line. 

    Can you please elaborate  on this issue you are facing now.