An unknown error occurred during solution. Check the Solver Output on the Solution Information object for possible causes. Solver Output ANSYS Academic Teaching Introductory *------------------------------------------------------------------* | | | W E L C O M E T O T H E A N S Y S (R) P R O G R A M | | | *------------------------------------------------------------------* *************************************************************** * ANSYS Release 16.1 LEGAL NOTICES * *************************************************************** * * * Copyright 2015 SAS IP, Inc. 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Products Release 16.1 ANSYS Mechanical Products Release 16.1 ANSYS Autodyn Release 16.1 ANSYS CFX (includes ANSYS CFD-Post) Release 16.1 ANSYS Fluent (includes ANSYS CFD-Post) Release 16.1 ANSYS, Inc. License Manager Release 16.1 ***** ANSYS COMMAND LINE ARGUMENTS ***** BATCH MODE REQUESTED (-b) = NOLIST INPUT FILE COPY MODE (-c) = COPY SHARED MEMORY PARALLEL REQUESTED SINGLE PROCESS WITH SINGLE THREAD REQUESTED TOTAL OF 1 CORES REQUESTED DESIGNXPLORER REQUESTED START-UP FILE MODE = NOREAD STOP FILE MODE = NOREAD RELEASE= Release 16.1 BUILD= 16.1 UP20150325 VERSION=WINDOWS x64 CURRENT JOBNAME=file 18:20:33 SEP 11, 2015 CP= 1.344 PARAMETER _DS_PROGRESS = 999.0000000 /INPUT FILE= ds.dat LINE= 0 *GET _WALLSTRT FROM ACTI ITEM=TIME WALL VALUE= 18.3425000 ASSIGN FILE RSTP TO file.rst *** NOTE *** CP = 1.422 TIME= 18:20:33 File= file.rst does not exist and will be created. ***** ANSYS SOLUTION ROUTINE ***** PERFORM A STATIC ANALYSIS RESTART WILL BE PERFORMED FOR THE ANALYSIS OF LINEAR PERTURBATION RESTART WILL BE PERFORMED BASED ON: PREVIOUS LOADSTEP = 1 SUBSTEP = 1 RESUME ANSYS DATA FROM FILE NAME=file.rdb DO NOT PLOT ANYTHING *** ANSYS GLOBAL STATUS *** TITLE = unsaved_project--Static Structural (A5) ANALYSIS TYPE = STATIC (STEADY-STATE) NUMBER OF ELEMENT TYPES = 2 24 ELEMENTS CURRENTLY SELECTED. MAX ELEMENT NUMBER = 24 64 NODES CURRENTLY SELECTED. MAX NODE NUMBER = 64 1 COMPONENTS CURRENTLY DEFINED MAXIMUM LINEAR PROPERTY NUMBER = 1 MAXIMUM REAL CONSTANT SET NUMBER = 4 ACTIVE COORDINATE SYSTEM = 0 (CARTESIAN) NUMBER OF SPECIFIED CONSTRAINTS = 6 NUMBER OF SPECIFIED SURFACE LOADS = 3 CURRENT LOAD CASE = 0 OF 0 LOAD SET = 1 SUBSTEP = 1 TIME/FREQ = 1.0000 INITIAL JOBNAME = file CURRENT JOBNAME = file RESTART PROCEDURE RE-BUILDS BOUNDARY CONDITIONS AND LOADING INFO UPTO THE CURRENT LOADSTEP READ ANSYS LOADS DATA FROM FILE= file.ldhi DELETE SOLID MODEL BOUNDARY CONDITIONS NUMBER OF NODAL CONSTRAINTS DELETED = 6 NUMBER OF ELEMENT PRESSURES DELETED = 3 TITLE= unsaved_project--Eigenvalue Buckling (B5) PERTURB: Enabling perturbation analysis with prestressed linear buckling solution. PERTURB: Enabling perturbation contact status remains the same as in restart step. PERTURB: Enabling perturbation to keep all boundary conditions. ***** ANSYS SOLVE COMMAND ***** *** ANSYS - ENGINEERING ANALYSIS SYSTEM RELEASE Release 16.1 16.1 *** ANSYS Academic Teaching Introductory 01055371 VERSION=WINDOWS x64 18:20:33 SEP 11, 2015 CP= 1.562 unsaved_project--Eigenvalue Buckling (B5) 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) RESTART. . . . . . . . . . . . . . . . . . .ON LINEAR PERTURBATION . . . . . . . . . . . . . .ON OFFSET TEMPERATURE FROM ABSOLUTE ZERO . . . . . 273.15 *** WARNING *** CP = 1.562 TIME= 18:20:33 Material number 2 (used by element 22 ) should normally have at least one MP or one TB type command associated with it. Output of energy by material may not be available. *** NOTE *** CP = 1.562 TIME= 18:20:33 The step data was checked and warning messages were found. Please review output or errors file ( C:\Users\tapir\AppData\Local\Temp\WB_TAPIR-LAPTOP1_tapir_8280_2\_Projec ctScratch\ScrBCD0\file.err ) for these warning messages. L O A D S T E P O P T I O N S SOLUTION TO BE PERTURBED CORRESPONDS TO TIME . . . . . . . . . . . . . . . . . . . . 1.0000 LOAD STEP. . . . . . . . . . . . . . . . . . 1 SUBSTEP. . . . . . . . . . . . . . . . . . . 1 STRESS-STIFFENING . . . . . . . . . . . . . . . ON *** NOTE *** CP = 1.578 TIME= 18:20:33 This SOLVE command is only used to generate the matrices needed to perform the linear perturbation analysis. The linear perturbation analysis corresponds to time = 1 (load step = 1, substep = 1). No results are being written. LINEAR PERTURBATION ANALYSIS PROCEDURE KEEPS ALL BOUNDARY CONDITIONS IN DATABASE USE SYM. BLOCK LANCZOS METHOD TO EXTRACT 2 MODES EXTRACT EIGENVALUES CENTERED ABOUT 0.0000 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 PRINTOUT RESUMED BY /GOP WRITE MISC ITEMS TO THE DATABASE WITH A FREQUENCY OF ALL FOR THE ENTITIES DEFINED BY COMPONENT _ELMISC EXPAND ALL EXTRACTED MODES CALCULATE ELEMENT RESULTS AND NODAL DOF SOLUTION CALCULATE STRESSES IN ANY DOWNSTREAM MODE SUPERPOSITION EXPANSION PASS *GET ANSINTER_ FROM ACTI ITEM=INT VALUE= 0.00000000 *IF ANSINTER_ ( = 0.00000 ) NE 0 ( = 0.00000 ) THEN *ENDIF ***** ANSYS SOLVE COMMAND ***** *** WARNING *** CP = 1.625 TIME= 18:20:33 Element shape checking is currently inactive. Issue SHPP,ON or SHPP,WARN to reactivate, if desired. *** NOTE *** CP = 1.625 TIME= 18:20:33 The model data was checked and warning messages were found. Please review output or errors file ( C:\Users\tapir\AppData\Local\Temp\WB_TAPIR-LAPTOP1_tapir_8280_2\_Projec ctScratch\ScrBCD0\file.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. *** ANSYS - ENGINEERING ANALYSIS SYSTEM RELEASE Release 16.1 16.1 *** ANSYS Academic Teaching Introductory 01055371 VERSION=WINDOWS x64 18:20:33 SEP 11, 2015 CP= 1.625 unsaved_project--Eigenvalue Buckling (B5) 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 . . . . . . . . . . . . . . . . .BUCKLING EXTRACTION METHOD. . . . . . . . . . . . . .BLOCK LANCZOS LINEAR PERTURBATION . . . . . . . . . . . . . .ON OFFSET TEMPERATURE FROM ABSOLUTE ZERO . . . . . 273.15 PRESTRESS EFFECTS INCLUDED IF AVAILABLE . . . .YES GLOBALLY ASSEMBLED MATRIX . . . . . . . . . . .SYMMETRIC *** WARNING *** CP = 1.625 TIME= 18:20:33 Material number 2 (used by element 22 ) should normally have at least one MP or one TB type command associated with it. Output of energy by material may not be available. *** NOTE *** CP = 1.625 TIME= 18:20:33 The step data was checked and warning messages were found. Please review output or errors file ( C:\Users\tapir\AppData\Local\Temp\WB_TAPIR-LAPTOP1_tapir_8280_2\_Projec ctScratch\ScrBCD0\file.err ) for these warning messages. L O A D S T E P O P T I O N S LOAD STEP NUMBER. . . . . . . . . . . . . . . . 1 PRINT OUTPUT CONTROLS . . . . . . . . . . . . .NO PRINTOUT DATABASE OUTPUT CONTROLS ITEM FREQUENCY COMPONENT ALL NONE NSOL ALL MISC ALL _ELMISC BLOCK LANCZOS CALCULATION OF UP TO 2 EIGENVECTORS. NUMBER OF EQUATIONS = 252 MAXIMUM WAVEFRONT = 24 MAXIMUM MODES STORED = 2 MINIMUM EIGENVALUE = -0.10000E+31 MAXIMUM EIGENVALUE = 0.10000E+31 CENTER EIGENVALUE = 0.00000E+00 LANCZOS CYCLE NUMBER = 1 new shift: -3.6712D-01 modes still needed: 2 *** ERROR *** CP = 1.750 TIME= 18:20:33 An unexpected error ( SIG$ILL ) has occurred... ANSYS internal data has been corrupted. ANSYS is unable to recover and will terminate. Previously saved files are unaffected. Please send the data leading to this operation to your technical support provider, as this will allow ANSYS, Inc to improve the program. Current ANSYS Traceback: xdsees lanbcs4 call_lanb svkan1 PerturbDriver solvcl ANSYS +--------------------- A N S Y S S T A T I S T I C S ------------------------+ Release: Release 16.1 Build: 16.1 Update: UP20150325 Platform: WINDOWS x64 Date Run: 09/11/2015 Time: 18:20 Windows Process ID: 10664 Processor Model: AMD A8-6410 APU with AMD Radeon R5 Graphics Compiler: Intel(R) FORTRAN Compiler Version 14.0.0 (Build: 20140422) Intel(R) C/C++ Compiler Version 14.0.0 (Build: 20140422) Intel(R) Math Kernel Library Version 11.1.3 Product Build 20140917 Total number of cores available : 4 Number of physical cores available : 4 Number of processes requested : 1 Number of threads per process requested : 1 Total number of cores requested : 1 (Shared Memory Parallel) GPU Acceleration: Not Requested Job Name: file Working Directory: C:\Users\tapir\AppData\Local\Temp\WB_TAPIR-LAPTOP1_tapir_8280_2\_ProjectScratch\ScrBCD0 Total CPU time for main thread : 2.0 seconds Total CPU time summed for all threads : 1.9 seconds Elapsed time spent pre-processing model (/PREP7) : 0.0 seconds Elapsed time spent solution - preprocessing : 0.0 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 Equation solver computational rate : 4.2 Mflops Equation solver effective I/O rate : 15.1 MB/sec Maximum total memory used : 39.0 MB Maximum total memory allocated : 2112.0 MB Maximum total memory available : 7 GB +------------------ E N D A N S Y S S T A T I S T I C S -------------------+ *---------------------------------------------------------------------------* | | | ANSYS RUN COMPLETED | | | |---------------------------------------------------------------------------| | | | Ansys Release 16.1 Build 16.1 UP20150325 WINDOWS x64 | | | |---------------------------------------------------------------------------| | | | Database Requested(-db) 1024 MB Scratch Memory Requested 1024 MB | | Maximum Database Used 1 MB Maximum Scratch Memory Used 38 MB | | | |---------------------------------------------------------------------------| | | | CP Time (sec) = 1.859 Time = 18:20:34 | | Elapsed Time (sec) = 4.000 Date = 09/11/2015 | | | *---------------------------------------------------------------------------*