Lithium ion battery 1D model: solver error

hi,
I am trying to solve the Lithium ion battery model from the model library (li_battery_1d). I am always getting this error message while solving study1 in it .Please help me on this.

Repeated error test failures. May have reached a singularity.
Time : 3592.798153276032
Last time step is not converged.
There are 47 degrees of freedom giving NaN/Inf in the vector for the variable mod1.cl.
at coordinates: (0), (2.47226e-006), (4.94453e-006), (7.41679e-006), (9.88905e-006), ...
There are 24 degrees of freedom giving NaN/Inf in the vector for the variable mod1.liion.pce1_cs10.
at coordinates: (0), (4.94453e-006), (9.88905e-006), (1.48336e-005), (1.97781e-005), ...
There are 24 degrees of freedom giving NaN/Inf in the vector for the variable mod1.liion.pce1_cs8.
at coordinates: (0), (4.94453e-006), (9.88905e-006), (1.48336e-005), (1.97781e-005), ...
There are 24 degrees of freedom giving NaN/Inf in the vector for the variable mod1.liion.pce1_cs9.
at coordinates: (0), (4.94453e-006), (9.88905e-006), (1.48336e-005), (1.97781e-005), ...
There are 47 degrees of freedom giving NaN/Inf in the vector for the variable mod1.phil.
at coordinates: (0), (2.47226e-006), (4.94453e-006), (7.41679e-006), (9.88905e-006), ...
There are 24 degrees of freedom giving NaN/Inf in the vector for the variable mod1.phis.
at coordinates: (0), (4.94453e-006), (9.88905e-006), (1.48336e-005), (1.97781e-005), ...
Last time step is not converged.

Thank you