spectra仿真报错

franzjoseph

为什么是already defined呢。。。
这个报错什么意思啊。。
instance是使用的Analoglib，然后仿真的时候添加了smic的lib

Error found by spectre during circuit read-in.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 58: Model `n18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 143: Model `p18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 229: Model `n33' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 318: Model `p33' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 407: Model `nnt18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 490: Model `nnt33' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 572: Model `nmvt18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 652: Model `pmvt18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 732: Model `nmvt33' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 812: Model `ndio18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 828: Model `pdio18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 844: Model `ndio33' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 860: Model `pdio33' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 876: Model `nwdio' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 892: Model `nndio18' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 908: Model `nndio33' has already been defined.
    ERROR (SFE-396): "/opt/cadence/SMIC_018_MMRF/SMIC_018_MMRF/models/spectre/ms018_v1p7_spe.mdl" 924: Model `diobpw' has already been defined.
    ERROR (SFE-23): "input.scs" 17: The instance `M0' is referencing an undefined model or subcircuit, `nmos4'. Either include the file containing the definition of `nmos4', or define `nmos4' before running the simulation.