Convergence problem in PSPICE for circuit simulaiton

**** MOSFET MODEL PARAMETERS

XDUT.mospower

VTO 5.853E+00
PHI 6.045E-01
PB 8.031E-01
IS(JS) 7.335E-15
KP 1.808E+02
UO 5.050E+02


ERROR -- Convergence problem in DC sweep


Last node voltages tried were:

NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE


( C) 1.016E-06 ( G) 152.3E-06 (XDUT.1) 1.016E-06 (XDUT.2) 1.016E-06

(XDUT.3) 1.016E-06 (XDUT.4) 1.016E-06 (XDUT.5) 1.016E-06 (XDUT.1_) 1.016E-06

(XDUT.2p) 1.016E-06 (XDUT.2x) 1.016E-06

(XDUT.3p) 1.016E-06 (XDUT.4p) 1.016E-06

(XDUT.5p) 1.016E-06 (XDUT.Ex) 0.0000

(XDUT.102) 4.636E-18 (XDUT.103) 4.636E-18

(XDUT.104) 88.96E-18 (XDUT.105) 11.17E-12

(XDUT.110) 150.8E-09 (XDUT.102p)-7.461E-18

(XDUT.103p) 75.37E-18 (XDUT.104p) 8.759E-12

(XDUT.105p) 1.100E-06 (XDUT.7dep) 1.006E-06


These voltages failed to converge:

V(XDUT.1) = 224.34uV \ 1.016uV
V(XDUT.2x) = 224.17uV \ 1.016uV
V(XDUT.2) = 224.17uV \ 1.016uV
V(XDUT.2p) = 224.17uV \ 1.016uV
V(XDUT.3) = 230.04uV \ 1.016uV
V(XDUT.3p) = 230.04uV \ 1.016uV
V(XDUT.110) = 14.85mV \ 150.81nV
V(XDUT.4) = 244.10uV \ 1.016uV
V(XDUT.4p) = 244.10uV \ 1.016uV
V(XDUT.5) = 260.20uV \ 1.016uV
V(XDUT.5p) = 260.20uV \ 1.016uV
V(XDUT.102p) = -3.733mV \ -7.461e-18V
V(XDUT.103p) = 4.398KV \ 75.37e-18V
V(XDUT.1_) = 224.34uV \ 1.016uV
V(XDUT.7dep) = -739.80uV \ 1.006uV

These supply currents failed to converge:

I(XDUT.E12) = -74.44A \ -14.65nA
I(XDUT.E48) = -74.44A \ -14.65nA
I(XDUT.El2) = -14.85uA \ -150.81pA
I(XDUT.LE12) = -74.44A \ -14.65nA
I(XDUT.LVs2) = -74.44A \ -14.65nA
I(XDUT.LVs3) = 74.44A \ 110.16fA
I(XDUT.LVs4) = 188.33uA \ 14.60nA
I(XDUT.LVs5) = 705.38nA \ 52.97pA
I(XDUT.LE48) = -74.44A \ -14.65nA
I(XDUT.LAs) = -74.44A \ -14.65nA
I(Vce) = 74.44A \ 14.65nA

These devices failed to converge:
XDUT.E48 XDUT.Eqp3 XDUT.G1p XDUT.G3 XDUT.G4 XDUT.G4p XDUT.Gqp3
XDUT.Gqp4 XDUT.Gqp5

ERROR(ORPSIM-15659): Discontinuing simulation due to convergence problem

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