General Mechanical

General Mechanical

An unknown error occurred during solution.

    • Flippy
      Subscriber

      Hello everyone, 
        


      What should i do if i found a error below:


      Text: "An unknown error occurred during solution.  Check the Solver Output on the Solution Information object for possible causes."


      Association: "Project>Model>Static Structural>Solution"


       


      I look up the output message, I found some error message, but i don't know what should i do...


      Can anyone help?


       


       

    • Rob
      Ansys Employee

      Please can you post the message? Staff are not allowed to open attachments. 

    • Flippy
      Subscriber

      The output message is shown here.


       


      =================output message============================================


       


      RELEASE= Release 18.0         BUILD= 18.0      UP20161219   VERSION=WINDOWS x64 


       CURRENT JOBNAME=file  133:55  JUN 27, 2019 CP=      0.125


       


       


       PARAMETER _DS_PROGRESS =     999.0000000    


       


       /INPUT FILE= ds.dat  LINE=       0


       


       


       


       DO NOT WRITE ELEMENT RESULTS INTO DATABASE


       


       *GET  _WALLSTRT  FROM  ACTI  ITEM=TIME WALL  VALUE=  13.5652778    


       


       TITLE= 


       test1--Static Structural (F5)                                                 


       


       


       SET PARAMETER DIMENSIONS ON  _WB_PROJECTSCRATCH_DIR


        TYPE=STRI  DIMENSIONS=      248        1        1


       


       PARAMETER _WB_PROJECTSCRATCH_DIR(1) = C:Users1155049058Desktopmiddle testAnsys FEA_ProjectScratchScr2180


       


       SET PARAMETER DIMENSIONS ON  _WB_SOLVERFILES_DIR


        TYPE=STRI  DIMENSIONS=      248        1        1


       


       PARAMETER _WB_SOLVERFILES_DIR(1) = C:Users1155049058Desktopmiddle testAnsys FEAtest1_filesdp0SYS-5MECH


       


       SET PARAMETER DIMENSIONS ON  _WB_USERFILES_DIR


        TYPE=STRI  DIMENSIONS=      248        1        1


       


       PARAMETER _WB_USERFILES_DIR(1) = C:Users1155049058Desktopmiddle testAnsys FEAtest1_filesuser_files


       --- Data in consistent NMM units. See Solving Units in the help system for more


       


       MPA UNITS SPECIFIED FOR INTERNAL    


        LENGTH      = MILLIMETERS (mm)


        MASS        = TONNE (Mg)


        TIME        = SECONDS (sec)


        TEMPERATURE = CELSIUS (C)


        TOFFSET     = 273.0


        FORCE       = NEWTON (N)


        HEAT        = MILLIJOULES (mJ)


       


       INPUT  UNITS ARE ALSO SET TO MPA 


       


       *** ANSYS - ENGINEERING ANALYSIS SYSTEM  RELEASE Release 18.0     18.0     ***


       ANSYS Multiphysics                                


       00000000  VERSION=WINDOWS x64   133:55  JUN 27, 2019 CP=      0.203


       


       test1--Static Structural (F5)                                                 


       


       


       


                ***** ANSYS ANALYSIS DEFINITION (PREP7) *****


       *********** Nodes for the whole assembly ***********


       *********** Elements for Body 1 "fiber_Line Body" ***********


       *********** Elements for Body 2 "mid" ***********


       *********** Elements for Body 3 "top" ***********


       *********** Elements for Body 4 "btm" ***********


       *********** Elements for Body 5 "spring_line" ***********


       *********** Send User Defined Coordinate System(s) ***********


       *********** Set Reference Temperature ***********


       *********** Send Materials ***********


       *********** Send Beam Properties ***********


       *********** Create Contact "Contact Region" ***********


                   Real Constant Set For Above Contact Is 7 & 6


       *********** Create Contact "Contact Region 2" ***********


                   Real Constant Set For Above Contact Is 9 & 8


       *********** Create Contact "Bonded - fiber_Line Body To mid" ***********


                   Real Constant Set For Above Contact Is 11 & 10


       *********** Create Contact "Bonded - spring_line To mid" ***********


                   Real Constant Set For Above Contact Is 13 & 12


       *********** Create Contact "Bonded - spring_line To btm" ***********


                   Real Constant Set For Above Contact Is 15 & 14


       *********** Create Contact "Bonded - spring_line To top" ***********


                   Real Constant Set For Above Contact Is 17 & 16


       *********** Create Contact "Contact Region" ***********


                   Real Constant Set For Above Contact Is 19 & 18


       *********** Create Contact "Contact Region 2" ***********


                   Real Constant Set For Above Contact Is 21 & 20


       *********** Fixed Supports ***********


       *********** Define Pressure Using Surface Effect Elements ***********


       


       LIST DATA TABLE  HYPE  FOR MATERIAL      5


       


       *** ANSYS - ENGINEERING ANALYSIS SYSTEM  RELEASE Release 18.0     18.0     ***


       ANSYS Multiphysics                                


       00000000  VERSION=WINDOWS x64   133:55  JUN 27, 2019 CP=      0.469


       


       test1--Static Structural (F5)                                                 


       


       


       


                     HYPER EL (HYPE) Table For Material     5


                     Hyperelastic mat. Option - NEO-HOOKEAN                                          


       


                           1 


       Temps     0.0000000e+000 


       mu       2.4000000e-001 


       d        0.0000000e+000 


       


       


       


       ***** ROUTINE COMPLETED *****  CP =         0.469


       


       


       --- Number of total nodes = 38522


       --- Number of contact elements = 7770


       --- Number of spring elements = 0


       --- Number of bearing elements = 0


       --- Number of solid elements = 6906


       --- Number of total elements = 16891


       


       *GET  _WALLBSOL  FROM  ACTI  ITEM=TIME WALL  VALUE=  13.5652778    


       ****************************************************************************


       *************************    SOLUTION       ********************************


       ****************************************************************************


       


       *****  ANSYS SOLUTION ROUTINE  *****


       


       


       PERFORM A STATIC ANALYSIS


        THIS WILL BE A NEW ANALYSIS


       


       LARGE DEFORMATION ANALYSIS


       


       USE SPARSE MATRIX DIRECT SOLVER


       


       CONTACT INFORMATION PRINTOUT LEVEL       1


       


       NLDIAG: Nonlinear diagnostics CONT option is set to ON. 


               Writing frequency : each ITERATION.


       


       DEFINE RESTART CONTROL FOR LOADSTEP LAST


       AT FREQUENCY OF LAST AND NUMBER FOR OVERWRITE IS    0


       


       DELETE RESTART FILES OF ENDSTEP


       ****************************************************


       ******************* SOLVE FOR LS 1 OF 1 ****************


       


       SELECT       FOR ITEM=TYPE COMPONENT=    


        IN RANGE        22 TO         22 STEP          1


       


             1832  ELEMENTS (OF      16891  DEFINED) SELECTED BY  ESEL  COMMAND.


       


       SELECT      ALL NODES HAVING ANY ELEMENT IN ELEMENT SET.


       


           5622 NODES (OF    38522  DEFINED) SELECTED FROM


           1832 SELECTED ELEMENTS BY NSLE COMMAND.


       


       GENERATE SURFACE LOAD PRES ON SURFACE DEFINED BY ALL SELECTED NODES


       SET ACCORDING TO TABLE PARAMETER = _LOADVARI61                     


       


       NUMBER OF PRES ELEMENT FACE LOADS STORED =       1832


       


       ALL SELECT   FOR ITEM=NODE COMPONENT=    


        IN RANGE         1 TO      38522 STEP          1


       


            38522  NODES (OF      38522  DEFINED) SELECTED BY NSEL  COMMAND.


       


       ALL SELECT   FOR ITEM=ELEM COMPONENT=    


        IN RANGE         1 TO      16891 STEP          1


       


            16891  ELEMENTS (OF      16891  DEFINED) SELECTED BY  ESEL  COMMAND.


       


       ALL SELECT   FOR ITEM=ELEM COMPONENT=    


        IN RANGE         1 TO      16891 STEP          1


       


            16891  ELEMENTS (OF      16891  DEFINED) SELECTED BY  ESEL  COMMAND.


       


       PRINTOUT RESUMED BY /GOP


       


       USE AUTOMATIC TIME STEPPING THIS LOAD STEP


       


       USE       5 SUBSTEPS INITIALLY THIS LOAD STEP FOR ALL  DEGREES OF FREEDOM


       FOR AUTOMATIC TIME STEPPING:


         USE   1000 SUBSTEPS AS A MAXIMUM


         USE      1 SUBSTEPS AS A MINIMUM


       


       TIME=  1.0000    


       


       ERASE THE CURRENT DATABASE OUTPUT CONTROL TABLE.


       


       


       WRITE ALL  ITEMS TO THE DATABASE WITH A FREQUENCY OF NONE


         FOR ALL APPLICABLE ENTITIES


       


       WRITE NSOL ITEMS TO THE DATABASE WITH A FREQUENCY OF ALL 


         FOR ALL APPLICABLE ENTITIES


       


       WRITE RSOL ITEMS TO THE DATABASE WITH A FREQUENCY OF ALL 


         FOR ALL APPLICABLE ENTITIES


       


       WRITE STRS ITEMS TO THE DATABASE WITH A FREQUENCY OF ALL 


         FOR ALL APPLICABLE ENTITIES


       


       WRITE EPEL ITEMS TO THE DATABASE WITH A FREQUENCY OF ALL 


         FOR ALL APPLICABLE ENTITIES


       


       WRITE EPPL ITEMS TO THE DATABASE WITH A FREQUENCY OF ALL 


         FOR ALL APPLICABLE ENTITIES


       


       PRINTOUT RESUMED BY /GOP


       


       WRITE MISC ITEMS TO THE DATABASE WITH A FREQUENCY OF ALL 


         FOR THE ENTITIES DEFINED BY COMPONENT _ELMISC 


       


       NONLINEAR STABILIZATION CONTROL:


       KEY=OFF 


       


       


       NLDIAG: Nonlinear diagnostics NRRE option is set to ON. 


       The number of files/iterations to be saved for NRRE nonlinear diagnostics has been set to   4


       


       *GET  ANSINTER_  FROM  ACTI  ITEM=INT        VALUE=  0.00000000    


       


       *IF  ANSINTER_                         ( =   0.00000       NE  


            0                                 ( =   0.00000       THEN    


       


       *ENDIF


       


       *****  ANSYS SOLVE    COMMAND  *****


       


       *** WARNING ***                         CP =       0.500   TIME= 133:55


       Element shape checking is currently inactive.  Issue SHPP,ON or         


       SHPP,WARN to reactivate, if desired.                                    


       


       *** NOTE ***                            CP =       0.516   TIME= 133:55


       The model data was checked and warning messages were found.             


        Please review output or errors file (                                  


       C:Users1155049058Desktopmiddle testAnsys                           


       FEA_ProjectScratchScr2180file.err ) for these warning messages.      


       


       *** SELECTION OF ELEMENT TECHNOLOGIES FOR APPLICABLE ELEMENTS ***


            --- GIVE SUGGESTIONS AND RESET THE KEY OPTIONS ---


       


       ELEMENT TYPE    1 IS BEAM188 . KEYOPT(3) IS ALREADY SET AS SUGGESTED AND NO


       RESETTING IS NEEDED.


       


       ELEMENT TYPE    1 IS BEAM188 . KEYOPT(15) IS ALREADY SET AS SUGGESTED AND NO


       RESETTING IS NEEDED.


       


       ELEMENT TYPE    2 IS SOLID186. KEYOPT(2)=0 IS SUGGESTED. SINCE IT IS


       ASSOCIATED WITH FULLY INCOMPRESSIBLE HYPERELASTIC MATERIALS, KEYOPT(6)=1


       MUST BE USED. THEY HAVE BEEN RESET.


        KEYOPT(1-12)=    0    0    0    0    0    1    0    0    0    0    0    0


       


       ELEMENT TYPE    3 IS SOLID186. KEYOPT(2)=0 IS SUGGESTED AND HAS BEEN RESET.


        KEYOPT(1-12)=    0    0    0    0    0    0    0    0    0    0    0    0


       


       ELEMENT TYPE    4 IS SOLID186. KEYOPT(2)=0 IS SUGGESTED AND HAS BEEN RESET.


        KEYOPT(1-12)=    0    0    0    0    0    0    0    0    0    0    0    0


       


       ELEMENT TYPE    5 IS BEAM188 . KEYOPT(3) IS ALREADY SET AS SUGGESTED AND NO


       RESETTING IS NEEDED.


       


       ELEMENT TYPE    5 IS BEAM188 . KEYOPT(15) IS ALREADY SET AS SUGGESTED AND NO


       RESETTING IS NEEDED.


       


       


       


       *** ANSYS - ENGINEERING ANALYSIS SYSTEM  RELEASE Release 18.0     18.0     ***


       ANSYS Multiphysics                                


       00000000  VERSION=WINDOWS x64   133:55  JUN 27, 2019 CP=      0.516


       


       test1--Static Structural (F5)                                                 


       


       


       


                             S O L U T I O N   O P T I O N S


       


         PROBLEM DIMENSIONALITY. . . . . . . . . . . . .3-D                  


         DEGREES OF FREEDOM. . . . . . UX   UY   UZ   ROTX ROTY ROTZ


         ANALYSIS TYPE . . . . . . . . . . . . . . . . .STATIC (STEADY-STATE)


         OFFSET TEMPERATURE FROM ABSOLUTE ZERO . . . . .  273.15    


         NONLINEAR GEOMETRIC EFFECTS . . . . . . . . . .ON


         EQUATION SOLVER OPTION. . . . . . . . . . . . .SPARSE             


         PLASTIC MATERIAL PROPERTIES INCLUDED. . . . . .YES


         NEWTON-RAPHSON OPTION . . . . . . . . . . . . .PROGRAM CHOSEN   


         GLOBALLY ASSEMBLED MATRIX . . . . . . . . . . .SYMMETRIC  


       


       *** ERROR ***                           CP =       0.531   TIME= 133:55


       BEAM188 element number 6276 does not support hyperelastic material 5.   


       


       *** WARNING ***                         CP =       0.547   TIME= 133:55


       Material number 22 (used by element 15060 ) should normally have at     


       least one MP or one TB type command associated with it.  Output of      


       energy by material may not be available.                                


       


       *** ERROR ***                           CP =       0.562   TIME= 133:55


       The step data was checked and there were errors found.                  


        Please check output or errors file (                                   


       C:Users1155049058Desktopmiddle testAnsys                           


       FEA_ProjectScratchScr2180file.err ) for messages.                    


       


       *** NOTE ***                            CP =       0.562   TIME= 133:55


       This nonlinear analysis defaults to using the full Newton-Raphson       


       solution procedure.  This can be modified using the NROPT command.      


       


       *** NOTE ***                            CP =       0.562   TIME= 133:55


       The conditions for direct assembly have been met.  No .emat or .erot    


       files will be produced.                                                 


       


       


       NUMBER OF WARNING MESSAGES ENCOUNTERED=          2


       NUMBER OF ERROR   MESSAGES ENCOUNTERED=          2


       


       


       


       ***** PROBLEM TERMINATED BY INDICATED ERROR(S) OR BY END OF INPUT DATA *****


       


      +


      A N S Y S   S T A T I S T I C S
      +


       


      Release: Release 18.0       Build: 18.0       Update: UP20161219   Platform: WINDOWS x64 


      Date Run: 06/27/2019   Time: 133     Process ID: 2700


      Operating System: Windows 10  (Build: 17763)


       


      Processor Model: Intel(R) Core(TM) i5-7400 CPU @ 3.00GHz


       


      Compiler: Intel(R) FORTRAN Compiler Version 15.0.7  (Build: 20160518)


                Intel(R) C/C++ Compiler Version 15.0.7  (Build: 20160518)


                Intel(R) Math Kernel Library Version 11.3.3 Product Build 20160413


       


      Number of machines requested            :    1


      Total number of cores available         :    4


      Number of physical cores available      :    4


      Number of processes requested           :    1


      Number of threads per process requested :    2


      Total number of cores requested         :    2 (Shared Memory Parallel)                    


       


      GPU Acceleration: Not Requested


       


      Job Name: file


      Working Directory: C:Users1155049058Desktopmiddle testAnsys FEA_ProjectScratchScr2180


       


      Total CPU time for main thread                    :        0.6 seconds


      Total CPU time summed for all threads             :        0.6 seconds


       


      Elapsed time spent pre-processing model (/PREP7)  :        0.2 seconds


      Elapsed time spent solution - preprocessing       :        0.1 seconds


      Elapsed time spent computing solution             :        0.0 seconds


      Elapsed time spent solution - postprocessing      :        0.0 seconds


      Elapsed time spent post-processing model (/POST1) :        0.0 seconds


       


       


      Maximum total memory used                         :       37.0 MB


      Maximum total memory allocated                    :     2112.0 MB


      Total physical memory available                   :          8 GB

    • Flippy
      Subscriber

      I think the main error is:


      BEAM188 element number 6276 does not support hyperelastic material 5.   


       


      After i change the material type into elastic, it works again

    • Rob
      Ansys Employee

      Possibly an element definition error then? I don't use Mech but do know that some of the models aren't compatible with some of the elements.

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