patran错误代码.docx
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patran错误代码.docx
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patran错误代码
@
ERRORLISTLATESTUPDATE:
20-FEB-2001
CURRENTERRORLIST
--------------------------------------
Thissectionincludesadescriptionofallknownerrorsandgeneral
limitationsinallversionsofMSC.Nastran.Thefieldnexttotheerror
numberindicatestheversionthattheerroriscorrected."GL"inthis
fieldstandsforaGeneralLimitationwhichindicatesafixisnotplanned.
Continuousupdatestotheerrorlistareavailableto
MSC.NastranclientsontheMSCwebpageat.
Thesitemaybelocatedbyclickingon"Services"and"Support".
MajorCapabilities
Alistofmajorcapabilitiesisprovidedtoassisttheanalystis
choosingkey-wordstosearchfortolocateerrorthatmayimpact
theircurrentproject.
ErrorDescription
Eacherrorhasaheadingwithasmanyasthreeentries.Thefirst
entryidentifiesthemajorcapabilityaffectedandisalsolistedin
themajorcapabilitiesindex.Thesecondentryidentifieseitherthe
nameofthemoduleinwhichanabnormalexitoccursorthecardtype
affectedifcomputedresultsarenotsatisfactory.(Forabnormal
exits,thelastmodulenamethatappearsinthePerformanceSummary
Tableisusuallythemodulewheretheexitoccurs.)Thethirdentry
givesthesymptomsoftheerror,suchas,theMSC/NASTRANsystemor
usermessagenumberprintedjustpriortoterminationoradescription
ofa"machine-dependenterror".Othersymptomsmightbemissing
outputorwronganswers.Errorreportsareupdatedwhenmorefactsor
betteravoidancetechniquesbecomeknown.
NOTE:
BeginningwithVersion68,MSC/NASTRANhasadoptedaVersionnumbering
systemoftheformXX.YY.ZZ,whereXXisthemajorrelease,YY
indicatesaminorreleasewithfewenhancementsandZZindicateserror
corrections.Notethatmodificationstothecodethatarerequired
sothataspecificmachinerunsthesameaspreviousreleasesonother
machinesareconsiderederrorcorrectionsinthisnumberingscheme.
Thus,theremaynotbeanyreferencesintheerrorlisttoaspecific
releasenumber.
KeywordIndex
TheKeywordIndexhasbeenremovedfromtheerrorlist
SincetheerrorlistismaintainedinternallyatMSCin
arelationaldatabaseandisprovidedtotheuserinvarious
electronicformatssearchutilitieshavereplacedtheneedfora
keywordindexandthemaintenanceofthekeywordindexhasbeen
discontinued.
Alistofthemajorcategoriesfollows:
Accounting
AcousticAnalysis
AeroelasticAnalysis
Authorization
AxisymmetricFluidElements
BeamLibrary
BucklingAnalysis
Buckling&DifferentialStiffness
CaseControl
ComplexEigenvalues,
ComponentModeSynthesis
Composites
CyclicSymmetry
DBC/TRANS/ACCESS
DMAP
Database
DesignSensitivity
Documentation
DynamicReduction
DynamicResponseAnalysis
EigenvalueAnalysis
ElementStrainEnergy
Elements
Estimate
Executive
ExecutiveLimits
ExternalSuperelements
FileManagementSection
FrequencyResponse
FrequencyResponseandRandomAnalysis
GapConstraints
GeometricNonlinearity
GridPointForce
GridPointStress
GridPointStressDiscontinuities
HeatTransferAnalysis
HydroelasticAnalysis
HyperelasticNonlinearAnalysis
InertiaRelief
Installation
InterfaceElements
IterativeSolver
LimitationonProblemSize
Loads
MSC/ACCESS
MSGMESH,MSGSTRESS,MSGVIEW
MaterialNonlinearAnalysis
Materials
MatrixMethods
MethodSelection
Miscellaneous
ModalAugmentation
NonlinearAnalysis
NonlinearEigenvalueAnalysis
NonlinearSlide-LineAnalysis
NonlinearStaticAnalysis
NonlinearSuperelementAnalysis
NonlinearTransientAnalysis
NonlinearTransientHeatTransfer
OldDesignSensitivity
OnlineDocumentation
Optimization/DesignSensitivity
P-Elements
Parallel
Performance
Plotting
Postprocessing
ResponseSpectra
Restarts
RigidElements
SSSALTERS
Security
Sequencer
SinglePointConstraints
StaticAeroelasticAnalysis
StaticAnalysis
Submittal
Superelements
ThermalStressAnalysis
TimingEstimate
TransientNonlinearAnalysis
TransientResponseAnalysis
Utilities
VirtualMass
@
399;70.5;EigenvalueAnalysis-CEAD,QRG-UnexpectedNormalization
Complexeigenvalueanalysiswiththeinversepowermethodofeigenvalue
extractionwillalwaysnormalizetoMAX.POINTnormalizationrequestsare
ignored.TheVersion70.5QuickReferenceGuidehasbeenupdatedto
indicatethatpointnormalizationisonlyavailableforthedetmethod.
@
745;GL;Plotting-XYOUTPUT-UFM688,UFM687
InrequestingXYOUTPUT,ifthelastframerequestonanXYPLOT
commandisforanupperframeonly,e.g.,
...(T1,),thentheUSERFATALMESSAGE688or687willterminatetherun.
Anavoidanceistoexplicitlyinsert1000forthecomponentofthe
lowerframeplot,e.g.,..(T1,1000).
@
785;69;MSGMESH,MSGSTRESS,MSGVIEW-MSGMESH,DIAG29-InfiniteCPULoop
IfMSGMESHisusedwiththelinkspecificationupdatefeature,aninfinite
loopoccurs.Aninfiniteloopnolongeroccurs;UFM53willbeissued
indicatinganincorrectformatforthemeshentries.
@
796;GL;HydroelasticAnalysis-AXIF-UFM2047,UFM2053
Iftheharmonicsflagissetto"NONE"inField7ontheAXIFentry,
thentheCaseControlcommandAXIS=FLUIDmaynotbeused.
@
827;GL;ResponseSpectra-DLOAD,RLOADi,TLOAD-UFM2135
ScaledResponseSpectrausesDLOADBulkDataentries.TheypointtoDTI
entries,andcanviolatetheDLOADrulethatsaystheLientriesmustbe
unique.However,theDLOADentryisnotcheckedifnoRLOADiorTLOADi
entriesappearintheBulkDataSection.Itisthereforeillegaltohave
RLOADiorTLOADientriespresentwhenusingscaledresponsespectra.If
theyarenotpresent,thesolutionsequencewillfunctionproperly.
@
868;70.7;Miscellaneous-PUNCH-IncorrectFormat
STRESS(PUNCH)willnotproperlyoutputtheHEXA,PENTA,BEND,BEAM,
TRIA6,orQUAD8elements.Elementmarginsofsafety(ROD,CONROD,TUBE,
andBARelements)willproducepoorpunchedformatsifstressallowables
arenotgivenonthereferencedMATientries.
@
888;GL;LimitationonProblemSize-RigidElements-UFM3008
ThecapacityforprocessingRigidElementsintheGP4moduleis
limitedsincetheentirenonzeroRGmatrixmustbestoredinmemory.
Splinesareparticularlybad.Forexample,letNS=thenumberof
RSPLINEs(twodependent,fiveindependent),R=thenumberofRBARs,and
NG=thenumberofgrids.Then,(350XNS+90XR)<(OC-7XNG-3X
BUFFSIZE).Forexample,ifOC=72000,NG=1000andBUFFSIZE=4166,
thentheuserislimitedto150splines.
@
889;GL;Elements-CELAS-UnintendedConstraints
Scalarelementsconnectedtononcolineardegreesoffreedomintroduce
constraintswhichwillnotappearintheoutput.
@
890;GL;GridPointForce-GPFDR-UFM3008
TheopencorerequirementfortheGPFDRmodulecanbeaslargeas(6
XBUFFSIZE+14Xnumberofgrids)ifthegridsuseanonrectangular
displacementcoordinatesystem.Forproblemsinbasiccoordinates,the
gridrequirementdropsto8Xnumberofgrids.
@
903;GL;Elements-CONEAX,SORT2-IncorrectlyFormattedOutput
ConicalshellproblemsdonotprepareSORT2outputproperly.In
addition,theSORT2requestsgenerate
unwantedandmeaninglesspunchedoutput.
@
916;GL;Plotting-XYPAPERPLOT-MissingPlotOutput
X-Ypaperplotsdonotincludeallthefeaturesofagraphicplotter.
TitlesandMAX/MINfunctionsareabouttheonlyfeaturessupported.
TICS,DIVISIONS,GRIDLINES,andLOGSCALESarenotsupported.
@
1022;GL;NonlinearAnalysis-OLOAD-WrongAnswers
Theresultantsfortheappliedloadsareincorrectifcylindricalor
sphericalcoordinatesareused.This
outputisinformationalonlyandthesolutionisnotaffected.
@
1065;GL;Superelements-SEMA-SEMAFATALMESSAGE
SuperelementsmaybeexcludedfromassemblyinSEKRandSELR
(SEEXCLUDE).However,ifallupstream
superelementsareexcludedfromagivensuperelement,thentheprogram
willfail.
AnavoidanceistoputPARAM,NOUP,-1inthefirstCaseControl
subcaseforthefailingsuperelement.
@
1086;GL;Plotting-CONTOUR-UFM4212
Insufficientopencoreforcontourplottingmayresultina
misleadingmessage.
Theavoidanceistoincreaseopencore.
@
1103;GL;DynamicResponse-TRD,TRD1,FRRD,FRR-UFM3005
IftheMGIVmethodofrealeigenvalueextractioncomputesmodesfor
masslessDOFwithuncoupledstiffness
terms,theeigenvalueislarge(1.E+35)asitshouldbe,butthe
generalizedstiffnessis0.0(itshouldalsobe
1.E+35).Nulleigenvectorsmaybeproduced.
AnavoidanceistousePARAM,HFREQorPARAM,LMODEStodiscardthese
badmodesindynamics.
@
1125;GL;Sequencer-RESTART,PARAM,NEWSE-WrongAnswers
Ifthesequenceprocessorisusedforanypartofananalysis,it
shouldbeexecutedonallrestartswhich
inputdata.ThevalueofPARAM,NEWSEQshouldremainunchangedinevery
run.
@
1183;GL;EigenvalueAnalysis-READ-NegativeTermonFactorDiagonal
Iftheuserrequeststheeigenvectorforaninfinitefrequencymode,
theprogrammayfail.
AnavoidanceistoreducetheNDvalueontheEIGRbulkdataentryto
belessthanN.TheNtheigenvectorisnumericalnoise.
@
1308;68;AeroelasticAnalysis-FA1-PoorAnswers
TheeigenvalueextractionsbythePKandKEmethodsareperformedin
lowerprecisionthanmostother
calculations("singleprecision").Excessivetruncationerrormayoccur
insomeproblemsonshort-wordmachines.
TheonlymachinesthatwillnotexperiencethisproblemaretheCRAY,CDC
andNECcomputers.ContactMSCfor
avoidanceprocedure.
@
1357;70.5;AeroelasticAnalysis-GI-PoorAccuracy
Thelinearsplinesusedtoconnectstruc
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