CCL:G: help



Increase number of optimization step. If water molecule is oscillating back and forth in a very shallow potential energy surface, using CalcFC (or SCF=QC) may help.
Thanks,
Delwar



From: "Bilel Mansouri bilelmansouri80-,-yahoo.fr" <owner-chemistry.^_^.ccl.net>
To: "Hossain, Delwar " <hossaind2004.^_^.yahoo.com>
Sent: Tue, January 4, 2011 11:51:53 AM
Subject: CCL:G: help








HI
> I'm doing a (what I thought was simple) test job of tow water molecules whith supermolecule methode using B3LYP
and I use the following input job
# opt=(modredundant,maxcycles=999), Int(Grid=ULTRAFIN)  B3LYP/6-311g
g counterpoise=2
I have the error message  and i use the keyword int=grid=ultrafine
 
 
      Item               Value     Threshold  Converged?
 Maximum Force            0.000882     0.000450     NO
 RMS     Force            0.000269     0.000300     NO
Maximum Displacement     0.056470     0.001800     NO
 RMS     Displacement     0.014132     0.001200     NO
 Predicted change in Energy=-1.659919D-03
 Optimization stopped.
    -- Number of steps exceeded,  NStep= 100
    -- Flag reset to prevent archiving.
                           ----------------------------
                           ! Non-Optimized Parameters !
                           ! (Angstroms and Degrees)  !
 --------------------------                            --------------------------
 ! Name  Definition              Value          Derivative Info.                !
 --------------------------------------------------------------------------------
 ! R1    R(1,3)                  3.9996         -DE/DX =   -0.0023              !
 ! R2    R(1,5)                  1.003          -DE/DX =    0.0                 !
 ! R3    R(1,6)                  1.003          -DE/DX =    0.0                 !
 ! R4    R(1,7)                  2.9817         -DE/DX =   -0.0009              !
 ! R5    R(1,9)                  3.0732         -DE/DX =   -0.001               !
 ! R6    R(2,4)                  3.9997         -DE/DX =   -0.0029              !
 ! R7    R(2,7)                  0.9737         -DE/DX =    0.0004              !
 ! R8    R(2,8)                  0.9697         -DE/DX =    0.0007              !
 ! R9    R(3,9)                  0.9722         -DE/DX =   -0.0013              !
 ! R10   R(3,10)                 0.9664         -DE/DX =   -0.0001              !
 ! R11   R(3,11)                 1.7428         -DE/DX =    0.0002              !
 ! R12   R(4,8)                  4.4728         -DE/DX =   -0.0008              !
 ! R13   R(4,11)                 0.981          -DE/DX =    0.0003              !
 ! R14   R(4,12)                 0.9659         -DE/DX =    0.0                 !
 ! A1    A(3,1,5)               99.0096         -DE/DX =    0.0                 !
 ! A2    A(3,1,6)               99.0096         -DE/DX =    0.0                 !
 ! A3    A(3,1,7)               68.5648         -DE/DX =    0.0                 !
 ! A4    A(5,1,6)              104.9845         -DE/DX =   -0.0007              !
 ! A5    A(5,1,7)               60.6293         -DE/DX =   -0.0003              !
 ! A6    A(5,1,9)              101.859          -DE/DX =    0.0001              !
 ! A7    A(6,1,7)               60.6293         -DE/DX =   -0.0003              !
 ! A8    A(6,1,9)              101.859          -DE/DX =    0.0001              !
 ! A9    A(7,1,9)               73.3866         -DE/DX =    0.0                 !
 ! A10   A(4,2,7)                3.2523         -DE/DX =    0.001               !
 ! A11   A(7,2,8)              110.0485         -DE/DX =    0.0001              !
 ! A12   A(1,3,10)             126.5996         -DE/DX =    0.0001              !
 ! A13   A(1,3,11)              96.7028         -DE/DX =   -0.0001              !
 ! A14   A(9,3,10)             111.1913         -DE/DX =   -0.0001              !
 ! A15   A(9,3,11)             112.1111         -DE/DX =    0.0001              !
 ! A16   A(10,3,11)            136.6976         -DE/DX =    0.0                 !
 ! A17   A(2,4,11)              95.2594         -DE/DX =   -0.0002              !
 ! A18   A(2,4,12)             154.9369         -DE/DX =   -0.0001              !
 ! A19   A(8,4,11)             106.7444         -DE/DX =   -0.0002              !
 ! A20   A(8,4,12)             143.4519         -DE/DX =   -0.0001              !
 ! A21   A(11,4,12)            109.8037         -DE/DX =    0.0003              !
 ! A22   L(1,7,2,4,-1)         285.8641         -DE/DX =   -0.0011              !
 ! A23   L(3,11,4,2,-1)        168.2659         -DE/DX =   -0.0003              !
 ! A24   L(1,7,2,4,-2)         180.0            -DE/DX =    0.0                 !
 ! A25   L(3,11,4,2,-2)        180.0            -DE/DX =    0.0                 !
 ! D1    D(3,1,2,4)              0.0            -DE/DX =    0.0                 !
 ! D2    D(3,1,2,8)            180.0            -DE/DX =    0.0                 !
 ! D3    D(5,1,2,4)            102.9058         -DE/DX =    0.0001              !
 ! D4    D(5,1,2,8)            -77.0942         -DE/DX =    0.0001              !
 ! D5    D(6,1,2,4)           -102.9058         -DE/DX =   -0.0001              !
 ! D6    D(6,1,2,8)             77.0942         -DE/DX =   -0.0001              !
 ! D7    D(9,1,2,4)              0.0            -DE/DX =    0.0                 !
 ! D8    D(9,1,2,8)            180.0            -DE/DX =    0.0                 !
 ! D9    D(5,1,3,10)           126.5651         -DE/DX =    0.0004              !
 ! D10   D(5,1,3,11)           -53.4349         -DE/DX =    0.0004              !
 ! D11   D(6,1,3,10)          -126.5651         -DE/DX =   -0.0004              !
 ! D12   D(6,1,3,11)            53.4349         -DE/DX =   -0.0004              !
 ! D13   D(7,1,3,10)           180.0            -DE/DX =    0.0                 !
 ! D14   D(7,1,3,11)             0.0            -DE/DX =    0.0                 !
 ! D15   D(7,2,4,11)           180.0            -DE/DX =    0.0                 !
 ! D16   D(7,2,4,12)             0.0            -DE/DX =    0.0                 !
 ! D17   D(1,3,4,2)              0.0            -DE/DX =    0.0                 !
 ! D18   D(1,3,4,8)              0.0            -DE/DX =    0.0                 !
 ! D19   D(1,3,4,12)           180.0            -DE/DX =    0.0                 !
 ! D20   D(9,3,4,2)              0.0            -DE/DX =    0.0                 !
 ! D21   D(9,3,4,8)              0.0            -DE/DX =    0.0                 !
 ! D22   D(9,3,4,12)           180.0            -DE/DX =    0.0                 !
 ! D23   D(10,3,4,2)           180.0            -DE/DX =    0.0                 !
 ! D24   D(10,3,4,8)           180.0            -DE/DX =    0.0                 !
 ! D25   D(10,3,4,12)            0.0            -DE/DX =    0.0                 !
 --------------------------------------------------------------------------------
 GradGradGradGradGradGradGradGradGradGradGradGradGradGradGradGradGradGrad
                          Input orientation:                         
 ---------------------------------------------------------------------
 Center     Atomic     Atomic              Coordinates (Angstroms)
 Number     Number      Type              X           Y           Z
 ---------------------------------------------------------------------
    1          8             0        0.184505    0.000000    0.154984
    2          8             0        0.033034    0.000000    2.881640
    3          8             0        4.161469    0.000000    0.583652
    4          8             0        4.011921    0.000000    3.292071
    5          1             0       -0.032703   -0.765799    0.712955
    6          1             0       -0.032703    0.765799    0.712955
    7          1             0        0.995253    0.000000    3.035531
    8          1             0       -0.438867    0.000000    3.727326
    9          1             0        3.261177    0.000000    0.215677
   10          1             0        4.826475    0.000000   -0.117892
   11          1             0        4.189967    0.000000    2.324276
   12          1             0        4.842678    0.000000    3.787965
 ---------------------------------------------------------------------
                    Distance matrix (angstroms):
                    1          2          3          4          5
     1  O    0.000000
     2  O    2.730860   0.000000
     3  O    4.000000   4.724906   0.000000
     4  O    4.948780   4.000000   2.712545   0.000000
     5  H    0.972090   2.300862   4.265472   4.857702   0.000000
     6  H    0.972090   2.300862   4.265472   4.857702   1.531598
     7  H    2.992467   0.974448   4.004577   3.027557   2.652829
     8  H    3.626323   0.968439   5.571875   4.472020   3.136535
     9  H    3.077270   4.186678   0.972590   3.166673   3.418096
    10  H    4.649983   5.654580   0.966641   3.505901   4.988824
    11  H    4.555168   4.194133   1.740858   0.984036   4.584076
    12  H    5.907378   4.894293   3.275922   0.967506   5.814764
                    6          7          8          9         10
     6  H    0.000000
     7  H    2.652829   0.000000
     8  H    3.136535   1.592257   0.000000
     9  H    3.418096   3.617456   5.101177   0.000000
    10  H    4.988824   4.962090   6.519933   1.600445   0.000000
    11  H    4.584076   3.272932   4.836802   2.304093   2.523753
    12  H    5.814764   3.920311   5.281894   3.906711   3.905890
                   11         12
    11  H    0.000000
    12  H    1.602627   0.000000
 Stoichiometry    H8O4
 Framework group  CS[SG(H6O4),X(H2)]
 Deg. of freedom    20
 Full point group                 CS
 Largest Abelian subgroup         CS      NOp   2
 Largest concise Abelian subgroup CS      NOp   2
                         Standard orientation:                        
 ---------------------------------------------------------------------
 Center     Atomic     Atomic              Coordinates (Angstroms)
 Number     Number      Type              X           Y           Z
 ---------------------------------------------------------------------
    1          8             0       -2.501070    0.069787    0.000000
    2          8             0       -0.827351    2.227623    0.000000
    3          8             0        0.782472   -2.214584    0.000000
    4          8             0        2.445684   -0.071777    0.000000
    5          1             0       -2.299150    0.633470    0.765799
    6          1             0       -2.299150    0.633470   -0.765799
    7          1             0        0.000000    1.712804    0.000000
    8          1             0       -0.629035    3.175540    0.000000
    9          1             0       -0.138519   -1.901999    0.000000
   10          1             0        0.824466   -3.180313    0.000000
   11          1             0        1.945446   -0.919177    0.000000
   12          1             0        3.398064   -0.242189    0.000000
 ---------------------------------------------------------------------
 Rotational constants (GHZ):      3.6566956      1.7161673      1.1744164
 **********************************************************************
            Population analysis using the SCF density.
 **********************************************************************
 Electronic spatial extent (au):  <R**2>=   919.2008
 Charge=     0.0000 electrons
 Dipole moment (field-independent basis, Debye):
    X=     1.8028    Y=    -0.6387    Z=     0.0000  Tot=     1.9126
 Quadrupole moment (field-independent basis, Debye-Ang):
   XX=   -30.6350   YY=    -7.6894   ZZ=   -26.4884
   XY=    -5.0915   XZ=     0.0000   YZ=     0.0000
 Traceless Quadrupole moment (field-independent basis, Debye-Ang):
   XX=    -9.0307   YY=    13.9149   ZZ=    -4.8841
   XY=    -5.0915   XZ=     0.0000   YZ=     0.0000
 Octapole moment (field-independent basis, Debye-Ang**2):
  XXX=    53.7799  YYY=    -7.6173  ZZZ=     0.0000  XYY=     5.7536
  XXY=    -2.5321  XXZ=     0.0000  XZZ=    -7.1177  YZZ=     1.2264
  YYZ=     0.0000  XYZ=     0.0000
 Hexadecapole moment (field-independent basis, Debye-Ang**3):
 XXXX=  -509.3830 YYYY=  -156.7525 ZZZZ=   -23.2511 XXXY=    30.6051
 XXXZ=     0.0000 YYYX=    48.4794 YYYZ=     0.0000 ZZZX=     0.0000
 ZZZY=     0.0000 XXYY=  -160.2397 XXZZ=   -90.8949 YYZZ=   -82.4570
 XXYZ=     0.0000 YYXZ=     0.0000 ZZXY=    26.3538
 Atom   7 needs variable   8=   0.9744477035 but is    0.9720898606
 Input z-matrix variables are not compatible with final structure.

 FAULTILY FAULTLESS, ICILY REGULAR, SPLENDIDLY NULL...
           MAUDE BY TENNYSON
 Error termination request processed by link 9999.
 Error termination via Lnk1e in C:\G03W\l9999.exe at Thu Nov 04 19:09:35 2010.
 Job cpu time:  0 days  1 hours 13 minutes 15.0 seconds.
 File lengths (MBytes):  RWF=     20 Int=      0 D2E=      0 Chk=     11 Scr=      1
 Any insight would be very helpful.

 Thanks!