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Use concrete material in "Static Stress with Nonliner Material Models"

Use concrete material in "Static Stress with Nonliner Material Models"

Use concrete material in "Static Stress with Nonliner Material Models"

Did anybody use reinforced-concrete material in NonLinear problem in Algor 2012?
Material settings:
** Plain concrete material properties

    Young's modulus =  0.3250E+05
    Poisson's ratio =  0.1800E+00
    Mass density =  0.2447E-12
    Failure strength in uniaxial tension =  0.1150E+01
    Failure strength in uniaxial compression =  0.1700E+02
    Constant shear retention factor =  0.7000E+00
    No tension stiffening is defined
    Hardening curve
       Plastic Strain          Stress
           0.0000E+00      0.0000E+00
          NaN              0.1700E+02
    Material model parameters
       A1 =  0.3300E+00
       A2 =  0.9260E+01
       A3 =  0.4130E+01
       A4 =  0.2400E+00
       C0 =  0.5500E+01
       k0 =  0.8800E+00

The solver report:
Time        Percent     DT       L Iter. Residual
   0.000000   0.00     0.050000  1   0   0.0000E+00
 ** Reached autotm limit.
 ** For possible causes and solutions,
    check under "Help: Index" for "Autotm limit".
 ** Job started           : 2011-07-21  18:39:00
 ** Job finished          : 2011-07-21  18:42:11
 ** Total elapsed time    : 3:10 (minutes:seconds)
 ** Error (1)
  !! Program aborted !

What am I doing wrong?

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